Home / 155,332.38-232,624.86-88,570.11

Finding the Fourth Proportional to 155,332.38, 232,624.86 and 88,570.11

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Solution

The fourth proportional to 155,332.38, 232,624.86 and 88,570.11 is: 132,642.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,332.38 : 232,624.86 = 88,570.11 : x
  2. Step 2: Convert to fraction form
    155,332.38/232,624.86 = 88,570.11/x
  3. Step 3: Cross multiply
    155,332.38x = 232,624.86 × 88,570.11
  4. Step 4: Simplify right side
    155,332.38x = 20,603,609,438.93
  5. Step 5: Solve for x
    x = 20,603,609,438.93/155,332.38
  6. Step 6: Final answer
    x = 132,642.08

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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.