Home / 55,928.10-83,921.40-22,651.68

Finding the Fourth Proportional to 55,928.10, 83,921.40 and 22,651.68

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Solution

The fourth proportional to 55,928.10, 83,921.40 and 22,651.68 is: 33,989.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,928.10 : 83,921.40 = 22,651.68 : x
  2. Step 2: Convert to fraction form
    55,928.10/83,921.40 = 22,651.68/x
  3. Step 3: Cross multiply
    55,928.10x = 83,921.40 × 22,651.68
  4. Step 4: Simplify right side
    55,928.10x = 1,900,960,697.95
  5. Step 5: Solve for x
    x = 1,900,960,697.95/55,928.10
  6. Step 6: Final answer
    x = 33,989.37

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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.