Home / 38,468.70-57,707.55-12,176.10

Finding the Fourth Proportional to 38,468.70, 57,707.55 and 12,176.10

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Solution

The fourth proportional to 38,468.70, 57,707.55 and 12,176.10 is: 18,265.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,468.70 : 57,707.55 = 12,176.10 : x
  2. Step 2: Convert to fraction form
    38,468.70/57,707.55 = 12,176.10/x
  3. Step 3: Cross multiply
    38,468.70x = 57,707.55 × 12,176.10
  4. Step 4: Simplify right side
    38,468.70x = 702,652,899.56
  5. Step 5: Solve for x
    x = 702,652,899.56/38,468.70
  6. Step 6: Final answer
    x = 18,265.57

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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.