Home / 107,120.12-147,825.38-59,373

Finding the Fourth Proportional to 107,120.12, 147,825.38 and 59,373

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Solution

The fourth proportional to 107,120.12, 147,825.38 and 59,373 is: 81,934.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,120.12 : 147,825.38 = 59,373 : x
  2. Step 2: Convert to fraction form
    107,120.12/147,825.38 = 59,373/x
  3. Step 3: Cross multiply
    107,120.12x = 147,825.38 × 59,373
  4. Step 4: Simplify right side
    107,120.12x = 8,776,836,286.74
  5. Step 5: Solve for x
    x = 8,776,836,286.74/107,120.12
  6. Step 6: Final answer
    x = 81,934.53

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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.