Home / 175,828.10-263,742.15-57,470.90

Finding the Fourth Proportional to 175,828.10, 263,742.15 and 57,470.90

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Solution

The fourth proportional to 175,828.10, 263,742.15 and 57,470.90 is: 86,206.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,828.10 : 263,742.15 = 57,470.90 : x
  2. Step 2: Convert to fraction form
    175,828.10/263,742.15 = 57,470.90/x
  3. Step 3: Cross multiply
    175,828.10x = 263,742.15 × 57,470.90
  4. Step 4: Simplify right side
    175,828.10x = 15,157,498,728.44
  5. Step 5: Solve for x
    x = 15,157,498,728.44/175,828.10
  6. Step 6: Final answer
    x = 86,206.35

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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.