Home / 125,647.98-173,395.55-68,287.29

Finding the Fourth Proportional to 125,647.98, 173,395.55 and 68,287.29

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Solution

The fourth proportional to 125,647.98, 173,395.55 and 68,287.29 is: 94,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,647.98 : 173,395.55 = 68,287.29 : x
  2. Step 2: Convert to fraction form
    125,647.98/173,395.55 = 68,287.29/x
  3. Step 3: Cross multiply
    125,647.98x = 173,395.55 × 68,287.29
  4. Step 4: Simplify right side
    125,647.98x = 11,840,712,999.01
  5. Step 5: Solve for x
    x = 11,840,712,999.01/125,647.98
  6. Step 6: Final answer
    x = 94,237.20

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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.