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Finding the Fourth Proportional to 40,758.24, 61,164.48 and 16,762.24

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Solution

The fourth proportional to 40,758.24, 61,164.48 and 16,762.24 is: 25,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,758.24 : 61,164.48 = 16,762.24 : x
  2. Step 2: Convert to fraction form
    40,758.24/61,164.48 = 16,762.24/x
  3. Step 3: Cross multiply
    40,758.24x = 61,164.48 × 16,762.24
  4. Step 4: Simplify right side
    40,758.24x = 1,025,253,693.24
  5. Step 5: Solve for x
    x = 1,025,253,693.24/40,758.24
  6. Step 6: Final answer
    x = 25,154.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.