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Finding the Fourth Proportional to 191,557.92, 264,348.48 and 110,983.72

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Solution

The fourth proportional to 191,557.92, 264,348.48 and 110,983.72 is: 153,156.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,557.92 : 264,348.48 = 110,983.72 : x
  2. Step 2: Convert to fraction form
    191,557.92/264,348.48 = 110,983.72/x
  3. Step 3: Cross multiply
    191,557.92x = 264,348.48 × 110,983.72
  4. Step 4: Simplify right side
    191,557.92x = 29,338,377,686.75
  5. Step 5: Solve for x
    x = 29,338,377,686.75/191,557.92
  6. Step 6: Final answer
    x = 153,156.69

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1.5x scale

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.