Home / 125,053.38-172,573.67-68,464.76

Finding the Fourth Proportional to 125,053.38, 172,573.67 and 68,464.76

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Solution

The fourth proportional to 125,053.38, 172,573.67 and 68,464.76 is: 94,481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,053.38 : 172,573.67 = 68,464.76 : x
  2. Step 2: Convert to fraction form
    125,053.38/172,573.67 = 68,464.76/x
  3. Step 3: Cross multiply
    125,053.38x = 172,573.67 × 68,464.76
  4. Step 4: Simplify right side
    125,053.38x = 11,815,213,693.68
  5. Step 5: Solve for x
    x = 11,815,213,693.68/125,053.38
  6. Step 6: Final answer
    x = 94,481.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.