Home / 95,729.67-132,121.80-57,510.50

Finding the Fourth Proportional to 95,729.67, 132,121.80 and 57,510.50

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Solution

The fourth proportional to 95,729.67, 132,121.80 and 57,510.50 is: 79,373.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,729.67 : 132,121.80 = 57,510.50 : x
  2. Step 2: Convert to fraction form
    95,729.67/132,121.80 = 57,510.50/x
  3. Step 3: Cross multiply
    95,729.67x = 132,121.80 × 57,510.50
  4. Step 4: Simplify right side
    95,729.67x = 7,598,390,118.29
  5. Step 5: Solve for x
    x = 7,598,390,118.29/95,729.67
  6. Step 6: Final answer
    x = 79,373.41

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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.