Home / 119,234.42-164,545.79-65,516.23

Finding the Fourth Proportional to 119,234.42, 164,545.79 and 65,516.23

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Solution

The fourth proportional to 119,234.42, 164,545.79 and 65,516.23 is: 90,413.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,234.42 : 164,545.79 = 65,516.23 : x
  2. Step 2: Convert to fraction form
    119,234.42/164,545.79 = 65,516.23/x
  3. Step 3: Cross multiply
    119,234.42x = 164,545.79 × 65,516.23
  4. Step 4: Simplify right side
    119,234.42x = 10,780,419,823.17
  5. Step 5: Solve for x
    x = 10,780,419,823.17/119,234.42
  6. Step 6: Final answer
    x = 90,413.66

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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.