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Finding the Fourth Proportional to 30,401.44, 45,602.36 and 9,624.94

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Solution

The fourth proportional to 30,401.44, 45,602.36 and 9,624.94 is: 14,437.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,401.44 : 45,602.36 = 9,624.94 : x
  2. Step 2: Convert to fraction form
    30,401.44/45,602.36 = 9,624.94/x
  3. Step 3: Cross multiply
    30,401.44x = 45,602.36 × 9,624.94
  4. Step 4: Simplify right side
    30,401.44x = 438,919,852.82
  5. Step 5: Solve for x
    x = 438,919,852.82/30,401.44
  6. Step 6: Final answer
    x = 14,437.47

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.