Home / 125,064.92-172,589.54-68,476.26

Finding the Fourth Proportional to 125,064.92, 172,589.54 and 68,476.26

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Solution

The fourth proportional to 125,064.92, 172,589.54 and 68,476.26 is: 94,497.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,064.92 : 172,589.54 = 68,476.26 : x
  2. Step 2: Convert to fraction form
    125,064.92/172,589.54 = 68,476.26/x
  3. Step 3: Cross multiply
    125,064.92x = 172,589.54 × 68,476.26
  4. Step 4: Simplify right side
    125,064.92x = 11,818,286,214.32
  5. Step 5: Solve for x
    x = 11,818,286,214.32/125,064.92
  6. Step 6: Final answer
    x = 94,497.21

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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.