Home / 76,266.98-114,332.43-38,806.10

Finding the Fourth Proportional to 76,266.98, 114,332.43 and 38,806.10

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Solution

The fourth proportional to 76,266.98, 114,332.43 and 38,806.10 is: 58,174.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,266.98 : 114,332.43 = 38,806.10 : x
  2. Step 2: Convert to fraction form
    76,266.98/114,332.43 = 38,806.10/x
  3. Step 3: Cross multiply
    76,266.98x = 114,332.43 × 38,806.10
  4. Step 4: Simplify right side
    76,266.98x = 4,436,795,711.82
  5. Step 5: Solve for x
    x = 4,436,795,711.82/76,266.98
  6. Step 6: Final answer
    x = 58,174.53

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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.