Home / 125,092.08-172,625.04-68,502.24

Finding the Fourth Proportional to 125,092.08, 172,625.04 and 68,502.24

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Solution

The fourth proportional to 125,092.08, 172,625.04 and 68,502.24 is: 94,531.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,092.08 : 172,625.04 = 68,502.24 : x
  2. Step 2: Convert to fraction form
    125,092.08/172,625.04 = 68,502.24/x
  3. Step 3: Cross multiply
    125,092.08x = 172,625.04 × 68,502.24
  4. Step 4: Simplify right side
    125,092.08x = 11,825,201,920.09
  5. Step 5: Solve for x
    x = 11,825,201,920.09/125,092.08
  6. Step 6: Final answer
    x = 94,531.98

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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.