Home / 107,432.61-148,245.62-62,103.39

Finding the Fourth Proportional to 107,432.61, 148,245.62 and 62,103.39

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Solution

The fourth proportional to 107,432.61, 148,245.62 and 62,103.39 is: 85,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,432.61 : 148,245.62 = 62,103.39 : x
  2. Step 2: Convert to fraction form
    107,432.61/148,245.62 = 62,103.39/x
  3. Step 3: Cross multiply
    107,432.61x = 148,245.62 × 62,103.39
  4. Step 4: Simplify right side
    107,432.61x = 9,206,555,554.65
  5. Step 5: Solve for x
    x = 9,206,555,554.65/107,432.61
  6. Step 6: Final answer
    x = 85,696.10

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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.