Home / 107,354.23-148,138.20-62,028.65

Finding the Fourth Proportional to 107,354.23, 148,138.20 and 62,028.65

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Solution

The fourth proportional to 107,354.23, 148,138.20 and 62,028.65 is: 85,593.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,354.23 : 148,138.20 = 62,028.65 : x
  2. Step 2: Convert to fraction form
    107,354.23/148,138.20 = 62,028.65/x
  3. Step 3: Cross multiply
    107,354.23x = 148,138.20 × 62,028.65
  4. Step 4: Simplify right side
    107,354.23x = 9,188,812,559.43
  5. Step 5: Solve for x
    x = 9,188,812,559.43/107,354.23
  6. Step 6: Final answer
    x = 85,593.39

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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.