Home / 125,160.83-172,726.35-68,572.25

Finding the Fourth Proportional to 125,160.83, 172,726.35 and 68,572.25

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Solution

The fourth proportional to 125,160.83, 172,726.35 and 68,572.25 is: 94,632.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,160.83 : 172,726.35 = 68,572.25 : x
  2. Step 2: Convert to fraction form
    125,160.83/172,726.35 = 68,572.25/x
  3. Step 3: Cross multiply
    125,160.83x = 172,726.35 × 68,572.25
  4. Step 4: Simplify right side
    125,160.83x = 11,844,233,247.29
  5. Step 5: Solve for x
    x = 11,844,233,247.29/125,160.83
  6. Step 6: Final answer
    x = 94,632.11

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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.