Home / 55,612.80-83,423.52-16,170.56

Finding the Fourth Proportional to 55,612.80, 83,423.52 and 16,170.56

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Solution

The fourth proportional to 55,612.80, 83,423.52 and 16,170.56 is: 24,257.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,612.80 : 83,423.52 = 16,170.56 : x
  2. Step 2: Convert to fraction form
    55,612.80/83,423.52 = 16,170.56/x
  3. Step 3: Cross multiply
    55,612.80x = 83,423.52 × 16,170.56
  4. Step 4: Simplify right side
    55,612.80x = 1,349,005,035.57
  5. Step 5: Solve for x
    x = 1,349,005,035.57/55,612.80
  6. Step 6: Final answer
    x = 24,257.10

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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.