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Finding the Fourth Proportional to 30,595.32, 45,898.74 and 13,064.76

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Solution

The fourth proportional to 30,595.32, 45,898.74 and 13,064.76 is: 19,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,595.32 : 45,898.74 = 13,064.76 : x
  2. Step 2: Convert to fraction form
    30,595.32/45,898.74 = 13,064.76/x
  3. Step 3: Cross multiply
    30,595.32x = 45,898.74 × 13,064.76
  4. Step 4: Simplify right side
    30,595.32x = 599,656,022.40
  5. Step 5: Solve for x
    x = 599,656,022.40/30,595.32
  6. Step 6: Final answer
    x = 19,599.60

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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.