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Finding the Fourth Proportional to 109,792.99, 151,514.17 and 59,491.99

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Solution

The fourth proportional to 109,792.99, 151,514.17 and 59,491.99 is: 82,098.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,792.99 : 151,514.17 = 59,491.99 : x
  2. Step 2: Convert to fraction form
    109,792.99/151,514.17 = 59,491.99/x
  3. Step 3: Cross multiply
    109,792.99x = 151,514.17 × 59,491.99
  4. Step 4: Simplify right side
    109,792.99x = 9,013,879,486.50
  5. Step 5: Solve for x
    x = 9,013,879,486.50/109,792.99
  6. Step 6: Final answer
    x = 82,098.86

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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.