Home / 147,539.39-203,593.25-83,864.75

Finding the Fourth Proportional to 147,539.39, 203,593.25 and 83,864.75

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Solution

The fourth proportional to 147,539.39, 203,593.25 and 83,864.75 is: 115,727.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,539.39 : 203,593.25 = 83,864.75 : x
  2. Step 2: Convert to fraction form
    147,539.39/203,593.25 = 83,864.75/x
  3. Step 3: Cross multiply
    147,539.39x = 203,593.25 × 83,864.75
  4. Step 4: Simplify right side
    147,539.39x = 17,074,296,593.61
  5. Step 5: Solve for x
    x = 17,074,296,593.61/147,539.39
  6. Step 6: Final answer
    x = 115,727.04

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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.