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Finding the Fourth Proportional to 107,028.57, 147,697.80 and 58,630.11

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Solution

The fourth proportional to 107,028.57, 147,697.80 and 58,630.11 is: 80,908.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,028.57 : 147,697.80 = 58,630.11 : x
  2. Step 2: Convert to fraction form
    107,028.57/147,697.80 = 58,630.11/x
  3. Step 3: Cross multiply
    107,028.57x = 147,697.80 × 58,630.11
  4. Step 4: Simplify right side
    107,028.57x = 8,659,538,260.76
  5. Step 5: Solve for x
    x = 8,659,538,260.76/107,028.57
  6. Step 6: Final answer
    x = 80,908.66

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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.