Home / 55,633.43-83,455.28-18,193.70

Finding the Fourth Proportional to 55,633.43, 83,455.28 and 18,193.70

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Solution

The fourth proportional to 55,633.43, 83,455.28 and 18,193.70 is: 27,292.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,633.43 : 83,455.28 = 18,193.70 : x
  2. Step 2: Convert to fraction form
    55,633.43/83,455.28 = 18,193.70/x
  3. Step 3: Cross multiply
    55,633.43x = 83,455.28 × 18,193.70
  4. Step 4: Simplify right side
    55,633.43x = 1,518,360,581.86
  5. Step 5: Solve for x
    x = 1,518,360,581.86/55,633.43
  6. Step 6: Final answer
    x = 27,292.23

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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.