Home / 124,437.06-185,747.13-106,781.18

Finding the Fourth Proportional to 124,437.06, 185,747.13 and 106,781.18

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Solution

The fourth proportional to 124,437.06, 185,747.13 and 106,781.18 is: 159,392.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,437.06 : 185,747.13 = 106,781.18 : x
  2. Step 2: Convert to fraction form
    124,437.06/185,747.13 = 106,781.18/x
  3. Step 3: Cross multiply
    124,437.06x = 185,747.13 × 106,781.18
  4. Step 4: Simplify right side
    124,437.06x = 19,834,296,794.28
  5. Step 5: Solve for x
    x = 19,834,296,794.28/124,437.06
  6. Step 6: Final answer
    x = 159,392.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.