Home / 55,870.36-83,808.13-18,433.71

Finding the Fourth Proportional to 55,870.36, 83,808.13 and 18,433.71

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Solution

The fourth proportional to 55,870.36, 83,808.13 and 18,433.71 is: 27,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,870.36 : 83,808.13 = 18,433.71 : x
  2. Step 2: Convert to fraction form
    55,870.36/83,808.13 = 18,433.71/x
  3. Step 3: Cross multiply
    55,870.36x = 83,808.13 × 18,433.71
  4. Step 4: Simplify right side
    55,870.36x = 1,544,894,764.06
  5. Step 5: Solve for x
    x = 1,544,894,764.06/55,870.36
  6. Step 6: Final answer
    x = 27,651.42

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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.