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Finding the Fourth Proportional to 29,034.59, 40,069.13 and 17,101.76

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Solution

The fourth proportional to 29,034.59, 40,069.13 and 17,101.76 is: 23,601.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,034.59 : 40,069.13 = 17,101.76 : x
  2. Step 2: Convert to fraction form
    29,034.59/40,069.13 = 17,101.76/x
  3. Step 3: Cross multiply
    29,034.59x = 40,069.13 × 17,101.76
  4. Step 4: Simplify right side
    29,034.59x = 685,252,358.81
  5. Step 5: Solve for x
    x = 685,252,358.81/29,034.59
  6. Step 6: Final answer
    x = 23,601.25

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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.