Home / 61,479.75-92,241.50-30,336.87

Finding the Fourth Proportional to 61,479.75, 92,241.50 and 30,336.87

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Solution

The fourth proportional to 61,479.75, 92,241.50 and 30,336.87 is: 45,516.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,479.75 : 92,241.50 = 30,336.87 : x
  2. Step 2: Convert to fraction form
    61,479.75/92,241.50 = 30,336.87/x
  3. Step 3: Cross multiply
    61,479.75x = 92,241.50 × 30,336.87
  4. Step 4: Simplify right side
    61,479.75x = 2,798,318,242.42
  5. Step 5: Solve for x
    x = 2,798,318,242.42/61,479.75
  6. Step 6: Final answer
    x = 45,516.10

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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.