Home / 172,530.41-238,007.97-148,615.56

Finding the Fourth Proportional to 172,530.41, 238,007.97 and 148,615.56

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Solution

The fourth proportional to 172,530.41, 238,007.97 and 148,615.56 is: 205,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,530.41 : 238,007.97 = 148,615.56 : x
  2. Step 2: Convert to fraction form
    172,530.41/238,007.97 = 148,615.56/x
  3. Step 3: Cross multiply
    172,530.41x = 238,007.97 × 148,615.56
  4. Step 4: Simplify right side
    172,530.41x = 35,371,687,746.01
  5. Step 5: Solve for x
    x = 35,371,687,746.01/172,530.41
  6. Step 6: Final answer
    x = 205,017.13

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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.