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Finding the Fourth Proportional to 97,441.52, 134,398.31 and 74,523.11

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Solution

The fourth proportional to 97,441.52, 134,398.31 and 74,523.11 is: 102,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,441.52 : 134,398.31 = 74,523.11 : x
  2. Step 2: Convert to fraction form
    97,441.52/134,398.31 = 74,523.11/x
  3. Step 3: Cross multiply
    97,441.52x = 134,398.31 × 74,523.11
  4. Step 4: Simplify right side
    97,441.52x = 10,015,778,995.34
  5. Step 5: Solve for x
    x = 10,015,778,995.34/97,441.52
  6. Step 6: Final answer
    x = 102,787.60

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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.