Home / 29,098.76-40,154.34-17,161.56

Finding the Fourth Proportional to 29,098.76, 40,154.34 and 17,161.56

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Solution

The fourth proportional to 29,098.76, 40,154.34 and 17,161.56 is: 23,681.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,098.76 : 40,154.34 = 17,161.56 : x
  2. Step 2: Convert to fraction form
    29,098.76/40,154.34 = 17,161.56/x
  3. Step 3: Cross multiply
    29,098.76x = 40,154.34 × 17,161.56
  4. Step 4: Simplify right side
    29,098.76x = 689,111,115.17
  5. Step 5: Solve for x
    x = 689,111,115.17/29,098.76
  6. Step 6: Final answer
    x = 23,681.80

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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.