Home / 83,549.76-125,031.79-59,883.40

Finding the Fourth Proportional to 83,549.76, 125,031.79 and 59,883.40

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Solution

The fourth proportional to 83,549.76, 125,031.79 and 59,883.40 is: 89,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,549.76 : 125,031.79 = 59,883.40 : x
  2. Step 2: Convert to fraction form
    83,549.76/125,031.79 = 59,883.40/x
  3. Step 3: Cross multiply
    83,549.76x = 125,031.79 × 59,883.40
  4. Step 4: Simplify right side
    83,549.76x = 7,487,328,693.29
  5. Step 5: Solve for x
    x = 7,487,328,693.29/83,549.76
  6. Step 6: Final answer
    x = 89,615.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.