Home / 125,575.06-173,292.87-68,985.22

Finding the Fourth Proportional to 125,575.06, 173,292.87 and 68,985.22

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Solution

The fourth proportional to 125,575.06, 173,292.87 and 68,985.22 is: 95,199.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,575.06 : 173,292.87 = 68,985.22 : x
  2. Step 2: Convert to fraction form
    125,575.06/173,292.87 = 68,985.22/x
  3. Step 3: Cross multiply
    125,575.06x = 173,292.87 × 68,985.22
  4. Step 4: Simplify right side
    125,575.06x = 11,954,646,761.38
  5. Step 5: Solve for x
    x = 11,954,646,761.38/125,575.06
  6. Step 6: Final answer
    x = 95,199.21

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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.