Home / 107,256.42-148,083.18-66,463.83

Finding the Fourth Proportional to 107,256.42, 148,083.18 and 66,463.83

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Solution

The fourth proportional to 107,256.42, 148,083.18 and 66,463.83 is: 91,763.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,256.42 : 148,083.18 = 66,463.83 : x
  2. Step 2: Convert to fraction form
    107,256.42/148,083.18 = 66,463.83/x
  3. Step 3: Cross multiply
    107,256.42x = 148,083.18 × 66,463.83
  4. Step 4: Simplify right side
    107,256.42x = 9,842,175,301.38
  5. Step 5: Solve for x
    x = 9,842,175,301.38/107,256.42
  6. Step 6: Final answer
    x = 91,763.04

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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.