Home / 55,965.83-83,948.75-18,515.85

Finding the Fourth Proportional to 55,965.83, 83,948.75 and 18,515.85

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Solution

The fourth proportional to 55,965.83, 83,948.75 and 18,515.85 is: 27,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,965.83 : 83,948.75 = 18,515.85 : x
  2. Step 2: Convert to fraction form
    55,965.83/83,948.75 = 18,515.85/x
  3. Step 3: Cross multiply
    55,965.83x = 83,948.75 × 18,515.85
  4. Step 4: Simplify right side
    55,965.83x = 1,554,381,950.36
  5. Step 5: Solve for x
    x = 1,554,381,950.36/55,965.83
  6. Step 6: Final answer
    x = 27,773.77

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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.