Home / 52,001.10-78,001.65-36,254.70

Finding the Fourth Proportional to 52,001.10, 78,001.65 and 36,254.70

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Solution

The fourth proportional to 52,001.10, 78,001.65 and 36,254.70 is: 54,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,001.10 : 78,001.65 = 36,254.70 : x
  2. Step 2: Convert to fraction form
    52,001.10/78,001.65 = 36,254.70/x
  3. Step 3: Cross multiply
    52,001.10x = 78,001.65 × 36,254.70
  4. Step 4: Simplify right side
    52,001.10x = 2,827,926,420.26
  5. Step 5: Solve for x
    x = 2,827,926,420.26/52,001.10
  6. Step 6: Final answer
    x = 54,382.05

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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.