Home / 168,830.22-253,151.82-69,060.46

Finding the Fourth Proportional to 168,830.22, 253,151.82 and 69,060.46

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Solution

The fourth proportional to 168,830.22, 253,151.82 and 69,060.46 is: 103,552.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,830.22 : 253,151.82 = 69,060.46 : x
  2. Step 2: Convert to fraction form
    168,830.22/253,151.82 = 69,060.46/x
  3. Step 3: Cross multiply
    168,830.22x = 253,151.82 × 69,060.46
  4. Step 4: Simplify right side
    168,830.22x = 17,482,781,139.04
  5. Step 5: Solve for x
    x = 17,482,781,139.04/168,830.22
  6. Step 6: Final answer
    x = 103,552.44

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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.