Home / 55,230.01-82,720.39-25,585.57

Finding the Fourth Proportional to 55,230.01, 82,720.39 and 25,585.57

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Solution

The fourth proportional to 55,230.01, 82,720.39 and 25,585.57 is: 38,320.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,230.01 : 82,720.39 = 25,585.57 : x
  2. Step 2: Convert to fraction form
    55,230.01/82,720.39 = 25,585.57/x
  3. Step 3: Cross multiply
    55,230.01x = 82,720.39 × 25,585.57
  4. Step 4: Simplify right side
    55,230.01x = 2,116,448,328.77
  5. Step 5: Solve for x
    x = 2,116,448,328.77/55,230.01
  6. Step 6: Final answer
    x = 38,320.62

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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.