Home / 105,266.04-156,545.22-101,943.69

Finding the Fourth Proportional to 105,266.04, 156,545.22 and 101,943.69

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Solution

The fourth proportional to 105,266.04, 156,545.22 and 101,943.69 is: 151,604.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,266.04 : 156,545.22 = 101,943.69 : x
  2. Step 2: Convert to fraction form
    105,266.04/156,545.22 = 101,943.69/x
  3. Step 3: Cross multiply
    105,266.04x = 156,545.22 × 101,943.69
  4. Step 4: Simplify right side
    105,266.04x = 15,958,797,378.66
  5. Step 5: Solve for x
    x = 15,958,797,378.66/105,266.04
  6. Step 6: Final answer
    x = 151,604.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.