Home / 172,736.55-238,373.28-97,285.05

Finding the Fourth Proportional to 172,736.55, 238,373.28 and 97,285.05

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Solution

The fourth proportional to 172,736.55, 238,373.28 and 97,285.05 is: 134,251.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,736.55 : 238,373.28 = 97,285.05 : x
  2. Step 2: Convert to fraction form
    172,736.55/238,373.28 = 97,285.05/x
  3. Step 3: Cross multiply
    172,736.55x = 238,373.28 × 97,285.05
  4. Step 4: Simplify right side
    172,736.55x = 23,190,156,463.46
  5. Step 5: Solve for x
    x = 23,190,156,463.46/172,736.55
  6. Step 6: Final answer
    x = 134,251.59

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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.