Home / 61,917.18-85,467.51-36,766.50

Finding the Fourth Proportional to 61,917.18, 85,467.51 and 36,766.50

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Solution

The fourth proportional to 61,917.18, 85,467.51 and 36,766.50 is: 50,750.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,917.18 : 85,467.51 = 36,766.50 : x
  2. Step 2: Convert to fraction form
    61,917.18/85,467.51 = 36,766.50/x
  3. Step 3: Cross multiply
    61,917.18x = 85,467.51 × 36,766.50
  4. Step 4: Simplify right side
    61,917.18x = 3,142,341,206.42
  5. Step 5: Solve for x
    x = 3,142,341,206.42/61,917.18
  6. Step 6: Final answer
    x = 50,750.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.