Home / 76,294.78-114,427.05-61,589.50

Finding the Fourth Proportional to 76,294.78, 114,427.05 and 61,589.50

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Solution

The fourth proportional to 76,294.78, 114,427.05 and 61,589.50 is: 92,372.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,294.78 : 114,427.05 = 61,589.50 : x
  2. Step 2: Convert to fraction form
    76,294.78/114,427.05 = 61,589.50/x
  3. Step 3: Cross multiply
    76,294.78x = 114,427.05 × 61,589.50
  4. Step 4: Simplify right side
    76,294.78x = 7,047,504,795.98
  5. Step 5: Solve for x
    x = 7,047,504,795.98/76,294.78
  6. Step 6: Final answer
    x = 92,372.04

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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.