Home / 40,864.68-61,281.21-15,901.32

Finding the Fourth Proportional to 40,864.68, 61,281.21 and 15,901.32

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Solution

The fourth proportional to 40,864.68, 61,281.21 and 15,901.32 is: 23,845.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,864.68 : 61,281.21 = 15,901.32 : x
  2. Step 2: Convert to fraction form
    40,864.68/61,281.21 = 15,901.32/x
  3. Step 3: Cross multiply
    40,864.68x = 61,281.21 × 15,901.32
  4. Step 4: Simplify right side
    40,864.68x = 974,452,130.20
  5. Step 5: Solve for x
    x = 974,452,130.20/40,864.68
  6. Step 6: Final answer
    x = 23,845.83

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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.