Home / 124,818.75-187,228.13-41,712.75

Finding the Fourth Proportional to 124,818.75, 187,228.13 and 41,712.75

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Solution

The fourth proportional to 124,818.75, 187,228.13 and 41,712.75 is: 62,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,818.75 : 187,228.13 = 41,712.75 : x
  2. Step 2: Convert to fraction form
    124,818.75/187,228.13 = 41,712.75/x
  3. Step 3: Cross multiply
    124,818.75x = 187,228.13 × 41,712.75
  4. Step 4: Simplify right side
    124,818.75x = 7,809,799,971.09
  5. Step 5: Solve for x
    x = 7,809,799,971.09/124,818.75
  6. Step 6: Final answer
    x = 62,569.13

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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.