Home / 191,702.30-287,553.45-51,475.10

Finding the Fourth Proportional to 191,702.30, 287,553.45 and 51,475.10

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Solution

The fourth proportional to 191,702.30, 287,553.45 and 51,475.10 is: 77,212.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,702.30 : 287,553.45 = 51,475.10 : x
  2. Step 2: Convert to fraction form
    191,702.30/287,553.45 = 51,475.10/x
  3. Step 3: Cross multiply
    191,702.30x = 287,553.45 × 51,475.10
  4. Step 4: Simplify right side
    191,702.30x = 14,801,842,594.10
  5. Step 5: Solve for x
    x = 14,801,842,594.10/191,702.30
  6. Step 6: Final answer
    x = 77,212.65

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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.