Home / 67,547.21-101,299.76-25,433.15

Finding the Fourth Proportional to 67,547.21, 101,299.76 and 25,433.15

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Solution

The fourth proportional to 67,547.21, 101,299.76 and 25,433.15 is: 38,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,547.21 : 101,299.76 = 25,433.15 : x
  2. Step 2: Convert to fraction form
    67,547.21/101,299.76 = 25,433.15/x
  3. Step 3: Cross multiply
    67,547.21x = 101,299.76 × 25,433.15
  4. Step 4: Simplify right side
    67,547.21x = 2,576,371,863.88
  5. Step 5: Solve for x
    x = 2,576,371,863.88/67,547.21
  6. Step 6: Final answer
    x = 38,141.80

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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.