Home / 179,264.72-247,383.48-98,691.20

Finding the Fourth Proportional to 179,264.72, 247,383.48 and 98,691.20

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Solution

The fourth proportional to 179,264.72, 247,383.48 and 98,691.20 is: 136,192.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,264.72 : 247,383.48 = 98,691.20 : x
  2. Step 2: Convert to fraction form
    179,264.72/247,383.48 = 98,691.20/x
  3. Step 3: Cross multiply
    179,264.72x = 247,383.48 × 98,691.20
  4. Step 4: Simplify right side
    179,264.72x = 24,414,572,501.38
  5. Step 5: Solve for x
    x = 24,414,572,501.38/179,264.72
  6. Step 6: Final answer
    x = 136,192.85

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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.