Home / 107,656.11-148,559.07-62,330.85

Finding the Fourth Proportional to 107,656.11, 148,559.07 and 62,330.85

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Solution

The fourth proportional to 107,656.11, 148,559.07 and 62,330.85 is: 86,012.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,656.11 : 148,559.07 = 62,330.85 : x
  2. Step 2: Convert to fraction form
    107,656.11/148,559.07 = 62,330.85/x
  3. Step 3: Cross multiply
    107,656.11x = 148,559.07 × 62,330.85
  4. Step 4: Simplify right side
    107,656.11x = 9,259,813,108.31
  5. Step 5: Solve for x
    x = 9,259,813,108.31/107,656.11
  6. Step 6: Final answer
    x = 86,012.89

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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.