Home / 191,881.32-287,822.70-58,761.06

Finding the Fourth Proportional to 191,881.32, 287,822.70 and 58,761.06

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Solution

The fourth proportional to 191,881.32, 287,822.70 and 58,761.06 is: 88,141.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,881.32 : 287,822.70 = 58,761.06 : x
  2. Step 2: Convert to fraction form
    191,881.32/287,822.70 = 58,761.06/x
  3. Step 3: Cross multiply
    191,881.32x = 287,822.70 × 58,761.06
  4. Step 4: Simplify right side
    191,881.32x = 16,912,766,944.06
  5. Step 5: Solve for x
    x = 16,912,766,944.06/191,881.32
  6. Step 6: Final answer
    x = 88,141.81

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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.