Home / 148,144.56-204,434.28-84,502.68

Finding the Fourth Proportional to 148,144.56, 204,434.28 and 84,502.68

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Solution

The fourth proportional to 148,144.56, 204,434.28 and 84,502.68 is: 116,610.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,144.56 : 204,434.28 = 84,502.68 : x
  2. Step 2: Convert to fraction form
    148,144.56/204,434.28 = 84,502.68/x
  3. Step 3: Cross multiply
    148,144.56x = 204,434.28 × 84,502.68
  4. Step 4: Simplify right side
    148,144.56x = 17,275,244,543.87
  5. Step 5: Solve for x
    x = 17,275,244,543.87/148,144.56
  6. Step 6: Final answer
    x = 116,610.72

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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.