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Finding the Fourth Proportional to 107,191.80, 147,917.34 and 59,440.68

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Solution

The fourth proportional to 107,191.80, 147,917.34 and 59,440.68 is: 82,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,191.80 : 147,917.34 = 59,440.68 : x
  2. Step 2: Convert to fraction form
    107,191.80/147,917.34 = 59,440.68/x
  3. Step 3: Cross multiply
    107,191.80x = 147,917.34 × 59,440.68
  4. Step 4: Simplify right side
    107,191.80x = 8,792,307,273.39
  5. Step 5: Solve for x
    x = 8,792,307,273.39/107,191.80
  6. Step 6: Final answer
    x = 82,024.07

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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.