Home / 75,601.76-113,402.68-34,000.16

Finding the Fourth Proportional to 75,601.76, 113,402.68 and 34,000.16

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Solution

The fourth proportional to 75,601.76, 113,402.68 and 34,000.16 is: 51,000.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,601.76 : 113,402.68 = 34,000.16 : x
  2. Step 2: Convert to fraction form
    75,601.76/113,402.68 = 34,000.16/x
  3. Step 3: Cross multiply
    75,601.76x = 113,402.68 × 34,000.16
  4. Step 4: Simplify right side
    75,601.76x = 3,855,709,264.43
  5. Step 5: Solve for x
    x = 3,855,709,264.43/75,601.76
  6. Step 6: Final answer
    x = 51,000.26

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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.