Home / 42,767.68-64,151.52-16,484.80

Finding the Fourth Proportional to 42,767.68, 64,151.52 and 16,484.80

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Solution

The fourth proportional to 42,767.68, 64,151.52 and 16,484.80 is: 24,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,767.68 : 64,151.52 = 16,484.80 : x
  2. Step 2: Convert to fraction form
    42,767.68/64,151.52 = 16,484.80/x
  3. Step 3: Cross multiply
    42,767.68x = 64,151.52 × 16,484.80
  4. Step 4: Simplify right side
    42,767.68x = 1,057,524,976.90
  5. Step 5: Solve for x
    x = 1,057,524,976.90/42,767.68
  6. Step 6: Final answer
    x = 24,727.20

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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.