Home / 121,550.04-182,393.10-51,481.80

Finding the Fourth Proportional to 121,550.04, 182,393.10 and 51,481.80

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Solution

The fourth proportional to 121,550.04, 182,393.10 and 51,481.80 is: 77,251.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,550.04 : 182,393.10 = 51,481.80 : x
  2. Step 2: Convert to fraction form
    121,550.04/182,393.10 = 51,481.80/x
  3. Step 3: Cross multiply
    121,550.04x = 182,393.10 × 51,481.80
  4. Step 4: Simplify right side
    121,550.04x = 9,389,925,095.58
  5. Step 5: Solve for x
    x = 9,389,925,095.58/121,550.04
  6. Step 6: Final answer
    x = 77,251.52

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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.