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Finding the Fourth Proportional to 152,014.70, 228,001.35 and 39,703.70

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Solution

The fourth proportional to 152,014.70, 228,001.35 and 39,703.70 is: 59,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,014.70 : 228,001.35 = 39,703.70 : x
  2. Step 2: Convert to fraction form
    152,014.70/228,001.35 = 39,703.70/x
  3. Step 3: Cross multiply
    152,014.70x = 228,001.35 × 39,703.70
  4. Step 4: Simplify right side
    152,014.70x = 9,052,497,200.00
  5. Step 5: Solve for x
    x = 9,052,497,200.00/152,014.70
  6. Step 6: Final answer
    x = 59,550.14

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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.