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Finding the Fourth Proportional to 101,244.40, 151,870.76 and 34,730.26

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Solution

The fourth proportional to 101,244.40, 151,870.76 and 34,730.26 is: 52,096.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,244.40 : 151,870.76 = 34,730.26 : x
  2. Step 2: Convert to fraction form
    101,244.40/151,870.76 = 34,730.26/x
  3. Step 3: Cross multiply
    101,244.40x = 151,870.76 × 34,730.26
  4. Step 4: Simplify right side
    101,244.40x = 5,274,510,981.20
  5. Step 5: Solve for x
    x = 5,274,510,981.20/101,244.40
  6. Step 6: Final answer
    x = 52,096.82

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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.