Home / 147,474.92-203,451.34-93,731.16

Finding the Fourth Proportional to 147,474.92, 203,451.34 and 93,731.16

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Solution

The fourth proportional to 147,474.92, 203,451.34 and 93,731.16 is: 129,308.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,474.92 : 203,451.34 = 93,731.16 : x
  2. Step 2: Convert to fraction form
    147,474.92/203,451.34 = 93,731.16/x
  3. Step 3: Cross multiply
    147,474.92x = 203,451.34 × 93,731.16
  4. Step 4: Simplify right side
    147,474.92x = 19,069,730,101.75
  5. Step 5: Solve for x
    x = 19,069,730,101.75/147,474.92
  6. Step 6: Final answer
    x = 129,308.29

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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.