Home / 175,803.20-242,603.42-103,204.92

Finding the Fourth Proportional to 175,803.20, 242,603.42 and 103,204.92

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Solution

The fourth proportional to 175,803.20, 242,603.42 and 103,204.92 is: 142,419.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,803.20 : 242,603.42 = 103,204.92 : x
  2. Step 2: Convert to fraction form
    175,803.20/242,603.42 = 103,204.92/x
  3. Step 3: Cross multiply
    175,803.20x = 242,603.42 × 103,204.92
  4. Step 4: Simplify right side
    175,803.20x = 25,037,866,946.56
  5. Step 5: Solve for x
    x = 25,037,866,946.56/175,803.20
  6. Step 6: Final answer
    x = 142,419.86

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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.