Home / 125,618.10-173,354.34-69,029.47

Finding the Fourth Proportional to 125,618.10, 173,354.34 and 69,029.47

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Solution

The fourth proportional to 125,618.10, 173,354.34 and 69,029.47 is: 95,261.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,618.10 : 173,354.34 = 69,029.47 : x
  2. Step 2: Convert to fraction form
    125,618.10/173,354.34 = 69,029.47/x
  3. Step 3: Cross multiply
    125,618.10x = 173,354.34 × 69,029.47
  4. Step 4: Simplify right side
    125,618.10x = 11,966,558,212.40
  5. Step 5: Solve for x
    x = 11,966,558,212.40/125,618.10
  6. Step 6: Final answer
    x = 95,261.42

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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.