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Finding the Fourth Proportional to 176,410.80, 243,439.92 and 104,788.92

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Solution

The fourth proportional to 176,410.80, 243,439.92 and 104,788.92 is: 144,604.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,410.80 : 243,439.92 = 104,788.92 : x
  2. Step 2: Convert to fraction form
    176,410.80/243,439.92 = 104,788.92/x
  3. Step 3: Cross multiply
    176,410.80x = 243,439.92 × 104,788.92
  4. Step 4: Simplify right side
    176,410.80x = 25,509,806,301.69
  5. Step 5: Solve for x
    x = 25,509,806,301.69/176,410.80
  6. Step 6: Final answer
    x = 144,604.56

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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.