Home / 114,875.12-158,531.38-69,561.56

Finding the Fourth Proportional to 114,875.12, 158,531.38 and 69,561.56

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Solution

The fourth proportional to 114,875.12, 158,531.38 and 69,561.56 is: 95,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,875.12 : 158,531.38 = 69,561.56 : x
  2. Step 2: Convert to fraction form
    114,875.12/158,531.38 = 69,561.56/x
  3. Step 3: Cross multiply
    114,875.12x = 158,531.38 × 69,561.56
  4. Step 4: Simplify right side
    114,875.12x = 11,027,690,101.75
  5. Step 5: Solve for x
    x = 11,027,690,101.75/114,875.12
  6. Step 6: Final answer
    x = 95,997.20

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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.