Home / 154,726.20-231,870.60-95,385.60

Finding the Fourth Proportional to 154,726.20, 231,870.60 and 95,385.60

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Solution

The fourth proportional to 154,726.20, 231,870.60 and 95,385.60 is: 142,943.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,726.20 : 231,870.60 = 95,385.60 : x
  2. Step 2: Convert to fraction form
    154,726.20/231,870.60 = 95,385.60/x
  3. Step 3: Cross multiply
    154,726.20x = 231,870.60 × 95,385.60
  4. Step 4: Simplify right side
    154,726.20x = 22,117,116,303.36
  5. Step 5: Solve for x
    x = 22,117,116,303.36/154,726.20
  6. Step 6: Final answer
    x = 142,943.58

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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.