Home / 67,555.08-93,213.18-42,393.24

Finding the Fourth Proportional to 67,555.08, 93,213.18 and 42,393.24

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Solution

The fourth proportional to 67,555.08, 93,213.18 and 42,393.24 is: 58,494.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,555.08 : 93,213.18 = 42,393.24 : x
  2. Step 2: Convert to fraction form
    67,555.08/93,213.18 = 42,393.24/x
  3. Step 3: Cross multiply
    67,555.08x = 93,213.18 × 42,393.24
  4. Step 4: Simplify right side
    67,555.08x = 3,951,608,710.90
  5. Step 5: Solve for x
    x = 3,951,608,710.90/67,555.08
  6. Step 6: Final answer
    x = 58,494.62

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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.