Home / 124,972.36-187,223.10-61,718.44

Finding the Fourth Proportional to 124,972.36, 187,223.10 and 61,718.44

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Solution

The fourth proportional to 124,972.36, 187,223.10 and 61,718.44 is: 92,461.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,972.36 : 187,223.10 = 61,718.44 : x
  2. Step 2: Convert to fraction form
    124,972.36/187,223.10 = 61,718.44/x
  3. Step 3: Cross multiply
    124,972.36x = 187,223.10 × 61,718.44
  4. Step 4: Simplify right side
    124,972.36x = 11,555,117,663.96
  5. Step 5: Solve for x
    x = 11,555,117,663.96/124,972.36
  6. Step 6: Final answer
    x = 92,461.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.