Home / 83,701.95-125,559.75-39,304.50

Finding the Fourth Proportional to 83,701.95, 125,559.75 and 39,304.50

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Solution

The fourth proportional to 83,701.95, 125,559.75 and 39,304.50 is: 58,959.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,701.95 : 125,559.75 = 39,304.50 : x
  2. Step 2: Convert to fraction form
    83,701.95/125,559.75 = 39,304.50/x
  3. Step 3: Cross multiply
    83,701.95x = 125,559.75 × 39,304.50
  4. Step 4: Simplify right side
    83,701.95x = 4,935,063,193.88
  5. Step 5: Solve for x
    x = 4,935,063,193.88/83,701.95
  6. Step 6: Final answer
    x = 58,959.95

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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.