Home / 117,610.47-176,476.08-57,637.82

Finding the Fourth Proportional to 117,610.47, 176,476.08 and 57,637.82

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Solution

The fourth proportional to 117,610.47, 176,476.08 and 57,637.82 is: 86,486.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,610.47 : 176,476.08 = 57,637.82 : x
  2. Step 2: Convert to fraction form
    117,610.47/176,476.08 = 57,637.82/x
  3. Step 3: Cross multiply
    117,610.47x = 176,476.08 × 57,637.82
  4. Step 4: Simplify right side
    117,610.47x = 10,171,695,650.97
  5. Step 5: Solve for x
    x = 10,171,695,650.97/117,610.47
  6. Step 6: Final answer
    x = 86,486.31

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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.