Home / 187,046.10-281,260.35-156,633.30

Finding the Fourth Proportional to 187,046.10, 281,260.35 and 156,633.30

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Solution

The fourth proportional to 187,046.10, 281,260.35 and 156,633.30 is: 235,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,046.10 : 281,260.35 = 156,633.30 : x
  2. Step 2: Convert to fraction form
    187,046.10/281,260.35 = 156,633.30/x
  3. Step 3: Cross multiply
    187,046.10x = 281,260.35 × 156,633.30
  4. Step 4: Simplify right side
    187,046.10x = 44,054,736,779.66
  5. Step 5: Solve for x
    x = 44,054,736,779.66/187,046.10
  6. Step 6: Final answer
    x = 235,528.76

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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.