Home / 123,035.52-169,777.89-69,329.28

Finding the Fourth Proportional to 123,035.52, 169,777.89 and 69,329.28

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Solution

The fourth proportional to 123,035.52, 169,777.89 and 69,329.28 is: 95,668.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,035.52 : 169,777.89 = 69,329.28 : x
  2. Step 2: Convert to fraction form
    123,035.52/169,777.89 = 69,329.28/x
  3. Step 3: Cross multiply
    123,035.52x = 169,777.89 × 69,329.28
  4. Step 4: Simplify right side
    123,035.52x = 11,770,578,873.62
  5. Step 5: Solve for x
    x = 11,770,578,873.62/123,035.52
  6. Step 6: Final answer
    x = 95,668.14

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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.