Home / 88,641.38-122,370.23-68,452.94

Finding the Fourth Proportional to 88,641.38, 122,370.23 and 68,452.94

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Solution

The fourth proportional to 88,641.38, 122,370.23 and 68,452.94 is: 94,499.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,641.38 : 122,370.23 = 68,452.94 : x
  2. Step 2: Convert to fraction form
    88,641.38/122,370.23 = 68,452.94/x
  3. Step 3: Cross multiply
    88,641.38x = 122,370.23 × 68,452.94
  4. Step 4: Simplify right side
    88,641.38x = 8,376,602,011.98
  5. Step 5: Solve for x
    x = 8,376,602,011.98/88,641.38
  6. Step 6: Final answer
    x = 94,499.91

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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.