Home / 159,780.80-239,597.39-59,869.53

Finding the Fourth Proportional to 159,780.80, 239,597.39 and 59,869.53

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Solution

The fourth proportional to 159,780.80, 239,597.39 and 59,869.53 is: 89,776.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,780.80 : 239,597.39 = 59,869.53 : x
  2. Step 2: Convert to fraction form
    159,780.80/239,597.39 = 59,869.53/x
  3. Step 3: Cross multiply
    159,780.80x = 239,597.39 × 59,869.53
  4. Step 4: Simplify right side
    159,780.80x = 14,344,583,278.20
  5. Step 5: Solve for x
    x = 14,344,583,278.20/159,780.80
  6. Step 6: Final answer
    x = 89,776.64

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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.