Home / 102,270.73-141,144.54-59,864.80

Finding the Fourth Proportional to 102,270.73, 141,144.54 and 59,864.80

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Solution

The fourth proportional to 102,270.73, 141,144.54 and 59,864.80 is: 82,619.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,270.73 : 141,144.54 = 59,864.80 : x
  2. Step 2: Convert to fraction form
    102,270.73/141,144.54 = 59,864.80/x
  3. Step 3: Cross multiply
    102,270.73x = 141,144.54 × 59,864.80
  4. Step 4: Simplify right side
    102,270.73x = 8,449,589,658.19
  5. Step 5: Solve for x
    x = 8,449,589,658.19/102,270.73
  6. Step 6: Final answer
    x = 82,619.82

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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.