Home / 125,872.03-173,703.45-69,283

Finding the Fourth Proportional to 125,872.03, 173,703.45 and 69,283

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Solution

The fourth proportional to 125,872.03, 173,703.45 and 69,283 is: 95,610.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,872.03 : 173,703.45 = 69,283 : x
  2. Step 2: Convert to fraction form
    125,872.03/173,703.45 = 69,283/x
  3. Step 3: Cross multiply
    125,872.03x = 173,703.45 × 69,283
  4. Step 4: Simplify right side
    125,872.03x = 12,034,696,126.35
  5. Step 5: Solve for x
    x = 12,034,696,126.35/125,872.03
  6. Step 6: Final answer
    x = 95,610.57

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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.