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Finding the Fourth Proportional to 103,224.88, 154,863.34 and 29,352.88

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Solution

The fourth proportional to 103,224.88, 154,863.34 and 29,352.88 is: 44,036.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,224.88 : 154,863.34 = 29,352.88 : x
  2. Step 2: Convert to fraction form
    103,224.88/154,863.34 = 29,352.88/x
  3. Step 3: Cross multiply
    103,224.88x = 154,863.34 × 29,352.88
  4. Step 4: Simplify right side
    103,224.88x = 4,545,685,035.42
  5. Step 5: Solve for x
    x = 4,545,685,035.42/103,224.88
  6. Step 6: Final answer
    x = 44,036.72

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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.