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Finding the Fourth Proportional to 29,199.56, 40,287.04 and 16,448.28

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Solution

The fourth proportional to 29,199.56, 40,287.04 and 16,448.28 is: 22,693.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,199.56 : 40,287.04 = 16,448.28 : x
  2. Step 2: Convert to fraction form
    29,199.56/40,287.04 = 16,448.28/x
  3. Step 3: Cross multiply
    29,199.56x = 40,287.04 × 16,448.28
  4. Step 4: Simplify right side
    29,199.56x = 662,652,514.29
  5. Step 5: Solve for x
    x = 662,652,514.29/29,199.56
  6. Step 6: Final answer
    x = 22,693.92

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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.