Home / 37,068.30-51,154.20-20,301.30

Finding the Fourth Proportional to 37,068.30, 51,154.20 and 20,301.30

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Solution

The fourth proportional to 37,068.30, 51,154.20 and 20,301.30 is: 28,015.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,068.30 : 51,154.20 = 20,301.30 : x
  2. Step 2: Convert to fraction form
    37,068.30/51,154.20 = 20,301.30/x
  3. Step 3: Cross multiply
    37,068.30x = 51,154.20 × 20,301.30
  4. Step 4: Simplify right side
    37,068.30x = 1,038,496,760.46
  5. Step 5: Solve for x
    x = 1,038,496,760.46/37,068.30
  6. Step 6: Final answer
    x = 28,015.76

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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.