Home / 123,262.39-170,110.13-69,527.80

Finding the Fourth Proportional to 123,262.39, 170,110.13 and 69,527.80

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Solution

The fourth proportional to 123,262.39, 170,110.13 and 69,527.80 is: 95,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,262.39 : 170,110.13 = 69,527.80 : x
  2. Step 2: Convert to fraction form
    123,262.39/170,110.13 = 69,527.80/x
  3. Step 3: Cross multiply
    123,262.39x = 170,110.13 × 69,527.80
  4. Step 4: Simplify right side
    123,262.39x = 11,827,382,961.61
  5. Step 5: Solve for x
    x = 11,827,382,961.61/123,262.39
  6. Step 6: Final answer
    x = 95,952.89

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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.