Home / 123,001.35-169,729.34-69,277.83

Finding the Fourth Proportional to 123,001.35, 169,729.34 and 69,277.83

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Solution

The fourth proportional to 123,001.35, 169,729.34 and 69,277.83 is: 95,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,001.35 : 169,729.34 = 69,277.83 : x
  2. Step 2: Convert to fraction form
    123,001.35/169,729.34 = 69,277.83/x
  3. Step 3: Cross multiply
    123,001.35x = 169,729.34 × 69,277.83
  4. Step 4: Simplify right side
    123,001.35x = 11,758,480,016.14
  5. Step 5: Solve for x
    x = 11,758,480,016.14/123,001.35
  6. Step 6: Final answer
    x = 95,596.35

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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.