Home / 85,027.42-117,350.68-49,240.82

Finding the Fourth Proportional to 85,027.42, 117,350.68 and 49,240.82

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Solution

The fourth proportional to 85,027.42, 117,350.68 and 49,240.82 is: 67,959.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,027.42 : 117,350.68 = 49,240.82 : x
  2. Step 2: Convert to fraction form
    85,027.42/117,350.68 = 49,240.82/x
  3. Step 3: Cross multiply
    85,027.42x = 117,350.68 × 49,240.82
  4. Step 4: Simplify right side
    85,027.42x = 5,778,443,710.76
  5. Step 5: Solve for x
    x = 5,778,443,710.76/85,027.42
  6. Step 6: Final answer
    x = 67,959.77

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1.5x scale

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.