Home / 102,330.70-141,144.15-59,897.68

Finding the Fourth Proportional to 102,330.70, 141,144.15 and 59,897.68

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Solution

The fourth proportional to 102,330.70, 141,144.15 and 59,897.68 is: 82,616.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,330.70 : 141,144.15 = 59,897.68 : x
  2. Step 2: Convert to fraction form
    102,330.70/141,144.15 = 59,897.68/x
  3. Step 3: Cross multiply
    102,330.70x = 141,144.15 × 59,897.68
  4. Step 4: Simplify right side
    102,330.70x = 8,454,207,130.57
  5. Step 5: Solve for x
    x = 8,454,207,130.57/102,330.70
  6. Step 6: Final answer
    x = 82,616.53

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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.