Home / 69,445.64-104,168.51-16,855.18

Finding the Fourth Proportional to 69,445.64, 104,168.51 and 16,855.18

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Solution

The fourth proportional to 69,445.64, 104,168.51 and 16,855.18 is: 25,282.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,445.64 : 104,168.51 = 16,855.18 : x
  2. Step 2: Convert to fraction form
    69,445.64/104,168.51 = 16,855.18/x
  3. Step 3: Cross multiply
    69,445.64x = 104,168.51 × 16,855.18
  4. Step 4: Simplify right side
    69,445.64x = 1,755,778,986.38
  5. Step 5: Solve for x
    x = 1,755,778,986.38/69,445.64
  6. Step 6: Final answer
    x = 25,282.78

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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.