Home / 159,737.39-220,437.62-88,117.59

Finding the Fourth Proportional to 159,737.39, 220,437.62 and 88,117.59

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Solution

The fourth proportional to 159,737.39, 220,437.62 and 88,117.59 is: 121,602.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,737.39 : 220,437.62 = 88,117.59 : x
  2. Step 2: Convert to fraction form
    159,737.39/220,437.62 = 88,117.59/x
  3. Step 3: Cross multiply
    159,737.39x = 220,437.62 × 88,117.59
  4. Step 4: Simplify right side
    159,737.39x = 19,424,431,379.15
  5. Step 5: Solve for x
    x = 19,424,431,379.15/159,737.39
  6. Step 6: Final answer
    x = 121,602.29

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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.