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Finding the Fourth Proportional to 29,036.70, 40,069.08 and 17,097.30

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Solution

The fourth proportional to 29,036.70, 40,069.08 and 17,097.30 is: 23,593.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,036.70 : 40,069.08 = 17,097.30 : x
  2. Step 2: Convert to fraction form
    29,036.70/40,069.08 = 17,097.30/x
  3. Step 3: Cross multiply
    29,036.70x = 40,069.08 × 17,097.30
  4. Step 4: Simplify right side
    29,036.70x = 685,073,081.48
  5. Step 5: Solve for x
    x = 685,073,081.48/29,036.70
  6. Step 6: Final answer
    x = 23,593.35

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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.