Home / 37,068.68-51,155.52-20,301.68

Finding the Fourth Proportional to 37,068.68, 51,155.52 and 20,301.68

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Solution

The fourth proportional to 37,068.68, 51,155.52 and 20,301.68 is: 28,016.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,068.68 : 51,155.52 = 20,301.68 : x
  2. Step 2: Convert to fraction form
    37,068.68/51,155.52 = 20,301.68/x
  3. Step 3: Cross multiply
    37,068.68x = 51,155.52 × 20,301.68
  4. Step 4: Simplify right side
    37,068.68x = 1,038,542,997.27
  5. Step 5: Solve for x
    x = 1,038,542,997.27/37,068.68
  6. Step 6: Final answer
    x = 28,016.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.