Home / 107,255.17-148,012.15-59,508.40

Finding the Fourth Proportional to 107,255.17, 148,012.15 and 59,508.40

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Solution

The fourth proportional to 107,255.17, 148,012.15 and 59,508.40 is: 82,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,255.17 : 148,012.15 = 59,508.40 : x
  2. Step 2: Convert to fraction form
    107,255.17/148,012.15 = 59,508.40/x
  3. Step 3: Cross multiply
    107,255.17x = 148,012.15 × 59,508.40
  4. Step 4: Simplify right side
    107,255.17x = 8,807,966,227.06
  5. Step 5: Solve for x
    x = 8,807,966,227.06/107,255.17
  6. Step 6: Final answer
    x = 82,121.60

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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.