Home / 83,456.04-125,194.67-26,509.63

Finding the Fourth Proportional to 83,456.04, 125,194.67 and 26,509.63

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Solution

The fourth proportional to 83,456.04, 125,194.67 and 26,509.63 is: 39,767.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,456.04 : 125,194.67 = 26,509.63 : x
  2. Step 2: Convert to fraction form
    83,456.04/125,194.67 = 26,509.63/x
  3. Step 3: Cross multiply
    83,456.04x = 125,194.67 × 26,509.63
  4. Step 4: Simplify right side
    83,456.04x = 3,318,864,445.95
  5. Step 5: Solve for x
    x = 3,318,864,445.95/83,456.04
  6. Step 6: Final answer
    x = 39,767.81

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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.