Home / 121,781.07-182,689.02-37,548.36

Finding the Fourth Proportional to 121,781.07, 182,689.02 and 37,548.36

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Solution

The fourth proportional to 121,781.07, 182,689.02 and 37,548.36 is: 56,327.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,781.07 : 182,689.02 = 37,548.36 : x
  2. Step 2: Convert to fraction form
    121,781.07/182,689.02 = 37,548.36/x
  3. Step 3: Cross multiply
    121,781.07x = 182,689.02 × 37,548.36
  4. Step 4: Simplify right side
    121,781.07x = 6,859,673,091.01
  5. Step 5: Solve for x
    x = 6,859,673,091.01/121,781.07
  6. Step 6: Final answer
    x = 56,327.91

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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.