Home / 125,645.16-173,391.66-69,058.20

Finding the Fourth Proportional to 125,645.16, 173,391.66 and 69,058.20

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Solution

The fourth proportional to 125,645.16, 173,391.66 and 69,058.20 is: 95,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,645.16 : 173,391.66 = 69,058.20 : x
  2. Step 2: Convert to fraction form
    125,645.16/173,391.66 = 69,058.20/x
  3. Step 3: Cross multiply
    125,645.16x = 173,391.66 × 69,058.20
  4. Step 4: Simplify right side
    125,645.16x = 11,974,115,934.61
  5. Step 5: Solve for x
    x = 11,974,115,934.61/125,645.16
  6. Step 6: Final answer
    x = 95,301.05

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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.