Home / 67,639.68-93,337.32-37,424.28

Finding the Fourth Proportional to 67,639.68, 93,337.32 and 37,424.28

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Solution

The fourth proportional to 67,639.68, 93,337.32 and 37,424.28 is: 51,642.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,639.68 : 93,337.32 = 37,424.28 : x
  2. Step 2: Convert to fraction form
    67,639.68/93,337.32 = 37,424.28/x
  3. Step 3: Cross multiply
    67,639.68x = 93,337.32 × 37,424.28
  4. Step 4: Simplify right side
    67,639.68x = 3,493,081,998.13
  5. Step 5: Solve for x
    x = 3,493,081,998.13/67,639.68
  6. Step 6: Final answer
    x = 51,642.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.