Home / 147,366.14-203,369.92-83,700.14

Finding the Fourth Proportional to 147,366.14, 203,369.92 and 83,700.14

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Solution

The fourth proportional to 147,366.14, 203,369.92 and 83,700.14 is: 115,508.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,366.14 : 203,369.92 = 83,700.14 : x
  2. Step 2: Convert to fraction form
    147,366.14/203,369.92 = 83,700.14/x
  3. Step 3: Cross multiply
    147,366.14x = 203,369.92 × 83,700.14
  4. Step 4: Simplify right side
    147,366.14x = 17,022,090,775.79
  5. Step 5: Solve for x
    x = 17,022,090,775.79/147,366.14
  6. Step 6: Final answer
    x = 115,508.83

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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.