Home / 117,153.63-175,694.12-42,264.04

Finding the Fourth Proportional to 117,153.63, 175,694.12 and 42,264.04

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Solution

The fourth proportional to 117,153.63, 175,694.12 and 42,264.04 is: 63,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,153.63 : 175,694.12 = 42,264.04 : x
  2. Step 2: Convert to fraction form
    117,153.63/175,694.12 = 42,264.04/x
  3. Step 3: Cross multiply
    117,153.63x = 175,694.12 × 42,264.04
  4. Step 4: Simplify right side
    117,153.63x = 7,425,543,315.44
  5. Step 5: Solve for x
    x = 7,425,543,315.44/117,153.63
  6. Step 6: Final answer
    x = 63,382.96

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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.