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Finding the Fourth Proportional to 116,371.41, 160,592.69 and 66,070.41

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Solution

The fourth proportional to 116,371.41, 160,592.69 and 66,070.41 is: 91,177.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,371.41 : 160,592.69 = 66,070.41 : x
  2. Step 2: Convert to fraction form
    116,371.41/160,592.69 = 66,070.41/x
  3. Step 3: Cross multiply
    116,371.41x = 160,592.69 × 66,070.41
  4. Step 4: Simplify right side
    116,371.41x = 10,610,424,434.26
  5. Step 5: Solve for x
    x = 10,610,424,434.26/116,371.41
  6. Step 6: Final answer
    x = 91,177.25

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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.