Home / 162,631.41-244,051.19-87,803.70

Finding the Fourth Proportional to 162,631.41, 244,051.19 and 87,803.70

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Solution

The fourth proportional to 162,631.41, 244,051.19 and 87,803.70 is: 131,761.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,631.41 : 244,051.19 = 87,803.70 : x
  2. Step 2: Convert to fraction form
    162,631.41/244,051.19 = 87,803.70/x
  3. Step 3: Cross multiply
    162,631.41x = 244,051.19 × 87,803.70
  4. Step 4: Simplify right side
    162,631.41x = 21,428,597,471.40
  5. Step 5: Solve for x
    x = 21,428,597,471.40/162,631.41
  6. Step 6: Final answer
    x = 131,761.74

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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.