Home / 181,258.16-271,892.82-86,498.60

Finding the Fourth Proportional to 181,258.16, 271,892.82 and 86,498.60

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Solution

The fourth proportional to 181,258.16, 271,892.82 and 86,498.60 is: 129,750.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,258.16 : 271,892.82 = 86,498.60 : x
  2. Step 2: Convert to fraction form
    181,258.16/271,892.82 = 86,498.60/x
  3. Step 3: Cross multiply
    181,258.16x = 271,892.82 × 86,498.60
  4. Step 4: Simplify right side
    181,258.16x = 23,518,348,280.05
  5. Step 5: Solve for x
    x = 23,518,348,280.05/181,258.16
  6. Step 6: Final answer
    x = 129,750.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.