Home / 124,924.14-172,395.54-68,335.52

Finding the Fourth Proportional to 124,924.14, 172,395.54 and 68,335.52

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Solution

The fourth proportional to 124,924.14, 172,395.54 and 68,335.52 is: 94,303.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,924.14 : 172,395.54 = 68,335.52 : x
  2. Step 2: Convert to fraction form
    124,924.14/172,395.54 = 68,335.52/x
  3. Step 3: Cross multiply
    124,924.14x = 172,395.54 × 68,335.52
  4. Step 4: Simplify right side
    124,924.14x = 11,780,738,009.60
  5. Step 5: Solve for x
    x = 11,780,738,009.60/124,924.14
  6. Step 6: Final answer
    x = 94,303.13

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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.