Home / 107,718.60-148,649.58-59,972.88

Finding the Fourth Proportional to 107,718.60, 148,649.58 and 59,972.88

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Solution

The fourth proportional to 107,718.60, 148,649.58 and 59,972.88 is: 82,761.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,718.60 : 148,649.58 = 59,972.88 : x
  2. Step 2: Convert to fraction form
    107,718.60/148,649.58 = 59,972.88/x
  3. Step 3: Cross multiply
    107,718.60x = 148,649.58 × 59,972.88
  4. Step 4: Simplify right side
    107,718.60x = 8,914,943,423.39
  5. Step 5: Solve for x
    x = 8,914,943,423.39/107,718.60
  6. Step 6: Final answer
    x = 82,761.41

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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.