Home / 124,924.52-187,374.62-68,746.16

Finding the Fourth Proportional to 124,924.52, 187,374.62 and 68,746.16

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Solution

The fourth proportional to 124,924.52, 187,374.62 and 68,746.16 is: 103,112.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,924.52 : 187,374.62 = 68,746.16 : x
  2. Step 2: Convert to fraction form
    124,924.52/187,374.62 = 68,746.16/x
  3. Step 3: Cross multiply
    124,924.52x = 187,374.62 × 68,746.16
  4. Step 4: Simplify right side
    124,924.52x = 12,881,284,841.45
  5. Step 5: Solve for x
    x = 12,881,284,841.45/124,924.52
  6. Step 6: Final answer
    x = 103,112.55

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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.