Home / 71,727.68-99,055.18-59,105.92

Finding the Fourth Proportional to 71,727.68, 99,055.18 and 59,105.92

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Solution

The fourth proportional to 71,727.68, 99,055.18 and 59,105.92 is: 81,624.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,727.68 : 99,055.18 = 59,105.92 : x
  2. Step 2: Convert to fraction form
    71,727.68/99,055.18 = 59,105.92/x
  3. Step 3: Cross multiply
    71,727.68x = 99,055.18 × 59,105.92
  4. Step 4: Simplify right side
    71,727.68x = 5,854,747,544.67
  5. Step 5: Solve for x
    x = 5,854,747,544.67/71,727.68
  6. Step 6: Final answer
    x = 81,624.66

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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.