Home / 106,714.20-147,275.88-58,970.76

Finding the Fourth Proportional to 106,714.20, 147,275.88 and 58,970.76

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Solution

The fourth proportional to 106,714.20, 147,275.88 and 58,970.76 is: 81,385.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,714.20 : 147,275.88 = 58,970.76 : x
  2. Step 2: Convert to fraction form
    106,714.20/147,275.88 = 58,970.76/x
  3. Step 3: Cross multiply
    106,714.20x = 147,275.88 × 58,970.76
  4. Step 4: Simplify right side
    106,714.20x = 8,684,970,573.27
  5. Step 5: Solve for x
    x = 8,684,970,573.27/106,714.20
  6. Step 6: Final answer
    x = 81,385.33

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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.