Home / 55,729.42-83,529.75-25,680.83

Finding the Fourth Proportional to 55,729.42, 83,529.75 and 25,680.83

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Solution

The fourth proportional to 55,729.42, 83,529.75 and 25,680.83 is: 38,491.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,729.42 : 83,529.75 = 25,680.83 : x
  2. Step 2: Convert to fraction form
    55,729.42/83,529.75 = 25,680.83/x
  3. Step 3: Cross multiply
    55,729.42x = 83,529.75 × 25,680.83
  4. Step 4: Simplify right side
    55,729.42x = 2,145,112,892.04
  5. Step 5: Solve for x
    x = 2,145,112,892.04/55,729.42
  6. Step 6: Final answer
    x = 38,491.57

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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.