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Finding the Fourth Proportional to 107,050.80, 147,730.02 and 58,652.76

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Solution

The fourth proportional to 107,050.80, 147,730.02 and 58,652.76 is: 80,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,050.80 : 147,730.02 = 58,652.76 : x
  2. Step 2: Convert to fraction form
    107,050.80/147,730.02 = 58,652.76/x
  3. Step 3: Cross multiply
    107,050.80x = 147,730.02 × 58,652.76
  4. Step 4: Simplify right side
    107,050.80x = 8,664,773,407.86
  5. Step 5: Solve for x
    x = 8,664,773,407.86/107,050.80
  6. Step 6: Final answer
    x = 80,940.76

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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.