Home / 106,938.18-147,576-59,195.98

Finding the Fourth Proportional to 106,938.18, 147,576 and 59,195.98

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Solution

The fourth proportional to 106,938.18, 147,576 and 59,195.98 is: 81,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,938.18 : 147,576 = 59,195.98 : x
  2. Step 2: Convert to fraction form
    106,938.18/147,576 = 59,195.98/x
  3. Step 3: Cross multiply
    106,938.18x = 147,576 × 59,195.98
  4. Step 4: Simplify right side
    106,938.18x = 8,735,905,944.48
  5. Step 5: Solve for x
    x = 8,735,905,944.48/106,938.18
  6. Step 6: Final answer
    x = 81,691.18

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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.