Home / 183,726.41-253,540.31-103,151.88

Finding the Fourth Proportional to 183,726.41, 253,540.31 and 103,151.88

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Solution

The fourth proportional to 183,726.41, 253,540.31 and 103,151.88 is: 142,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,726.41 : 253,540.31 = 103,151.88 : x
  2. Step 2: Convert to fraction form
    183,726.41/253,540.31 = 103,151.88/x
  3. Step 3: Cross multiply
    183,726.41x = 253,540.31 × 103,151.88
  4. Step 4: Simplify right side
    183,726.41x = 26,153,159,116.52
  5. Step 5: Solve for x
    x = 26,153,159,116.52/183,726.41
  6. Step 6: Final answer
    x = 142,348.40

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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.