Home / 55,760.95-83,641.54-39,195.11

Finding the Fourth Proportional to 55,760.95, 83,641.54 and 39,195.11

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Solution

The fourth proportional to 55,760.95, 83,641.54 and 39,195.11 is: 58,792.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,760.95 : 83,641.54 = 39,195.11 : x
  2. Step 2: Convert to fraction form
    55,760.95/83,641.54 = 39,195.11/x
  3. Step 3: Cross multiply
    55,760.95x = 83,641.54 × 39,195.11
  4. Step 4: Simplify right side
    55,760.95x = 3,278,339,074.99
  5. Step 5: Solve for x
    x = 3,278,339,074.99/55,760.95
  6. Step 6: Final answer
    x = 58,792.75

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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.