Home / 107,070.52-147,752.34-58,672.16

Finding the Fourth Proportional to 107,070.52, 147,752.34 and 58,672.16

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Solution

The fourth proportional to 107,070.52, 147,752.34 and 58,672.16 is: 80,964.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,070.52 : 147,752.34 = 58,672.16 : x
  2. Step 2: Convert to fraction form
    107,070.52/147,752.34 = 58,672.16/x
  3. Step 3: Cross multiply
    107,070.52x = 147,752.34 × 58,672.16
  4. Step 4: Simplify right side
    107,070.52x = 8,668,948,932.85
  5. Step 5: Solve for x
    x = 8,668,948,932.85/107,070.52
  6. Step 6: Final answer
    x = 80,964.85

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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.