Home / 25,140.20-37,710.30-6,672.20

Finding the Fourth Proportional to 25,140.20, 37,710.30 and 6,672.20

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Solution

The fourth proportional to 25,140.20, 37,710.30 and 6,672.20 is: 10,008.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.20 : 37,710.30 = 6,672.20 : x
  2. Step 2: Convert to fraction form
    25,140.20/37,710.30 = 6,672.20/x
  3. Step 3: Cross multiply
    25,140.20x = 37,710.30 × 6,672.20
  4. Step 4: Simplify right side
    25,140.20x = 251,610,475.11
  5. Step 5: Solve for x
    x = 251,610,475.11/25,140.20
  6. Step 6: Final answer
    x = 10,008.29

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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.