Home / 191,834.44-287,645.82-103,062.76

Finding the Fourth Proportional to 191,834.44, 287,645.82 and 103,062.76

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Solution

The fourth proportional to 191,834.44, 287,645.82 and 103,062.76 is: 154,537.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,834.44 : 287,645.82 = 103,062.76 : x
  2. Step 2: Convert to fraction form
    191,834.44/287,645.82 = 103,062.76/x
  3. Step 3: Cross multiply
    191,834.44x = 287,645.82 × 103,062.76
  4. Step 4: Simplify right side
    191,834.44x = 29,645,572,111.66
  5. Step 5: Solve for x
    x = 29,645,572,111.66/191,834.44
  6. Step 6: Final answer
    x = 154,537.28

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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.