Home / 191,248.51-263,932.30-106,363.75

Finding the Fourth Proportional to 191,248.51, 263,932.30 and 106,363.75

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Solution

The fourth proportional to 191,248.51, 263,932.30 and 106,363.75 is: 146,787.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,248.51 : 263,932.30 = 106,363.75 : x
  2. Step 2: Convert to fraction form
    191,248.51/263,932.30 = 106,363.75/x
  3. Step 3: Cross multiply
    191,248.51x = 263,932.30 × 106,363.75
  4. Step 4: Simplify right side
    191,248.51x = 28,072,829,174.13
  5. Step 5: Solve for x
    x = 28,072,829,174.13/191,248.51
  6. Step 6: Final answer
    x = 146,787.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.