Home / 106,947.02-160,365.15-57,013.70

Finding the Fourth Proportional to 106,947.02, 160,365.15 and 57,013.70

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Solution

The fourth proportional to 106,947.02, 160,365.15 and 57,013.70 is: 85,491.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,947.02 : 160,365.15 = 57,013.70 : x
  2. Step 2: Convert to fraction form
    106,947.02/160,365.15 = 57,013.70/x
  3. Step 3: Cross multiply
    106,947.02x = 160,365.15 × 57,013.70
  4. Step 4: Simplify right side
    106,947.02x = 9,143,010,552.56
  5. Step 5: Solve for x
    x = 9,143,010,552.56/106,947.02
  6. Step 6: Final answer
    x = 85,491.03

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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.