Home / 83,695.40-125,426.46-62,894.60

Finding the Fourth Proportional to 83,695.40, 125,426.46 and 62,894.60

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Solution

The fourth proportional to 83,695.40, 125,426.46 and 62,894.60 is: 94,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,695.40 : 125,426.46 = 62,894.60 : x
  2. Step 2: Convert to fraction form
    83,695.40/125,426.46 = 62,894.60/x
  3. Step 3: Cross multiply
    83,695.40x = 125,426.46 × 62,894.60
  4. Step 4: Simplify right side
    83,695.40x = 7,888,647,031.12
  5. Step 5: Solve for x
    x = 7,888,647,031.12/83,695.40
  6. Step 6: Final answer
    x = 94,254.25

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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.