Home / 107,472.61-148,315.22-62,146.23

Finding the Fourth Proportional to 107,472.61, 148,315.22 and 62,146.23

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Solution

The fourth proportional to 107,472.61, 148,315.22 and 62,146.23 is: 85,763.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,472.61 : 148,315.22 = 62,146.23 : x
  2. Step 2: Convert to fraction form
    107,472.61/148,315.22 = 62,146.23/x
  3. Step 3: Cross multiply
    107,472.61x = 148,315.22 × 62,146.23
  4. Step 4: Simplify right side
    107,472.61x = 9,217,231,774.62
  5. Step 5: Solve for x
    x = 9,217,231,774.62/107,472.61
  6. Step 6: Final answer
    x = 85,763.54

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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.