Home / 85,134.16-117,474.84-48,833.71

Finding the Fourth Proportional to 85,134.16, 117,474.84 and 48,833.71

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Solution

The fourth proportional to 85,134.16, 117,474.84 and 48,833.71 is: 67,384.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,134.16 : 117,474.84 = 48,833.71 : x
  2. Step 2: Convert to fraction form
    85,134.16/117,474.84 = 48,833.71/x
  3. Step 3: Cross multiply
    85,134.16x = 117,474.84 × 48,833.71
  4. Step 4: Simplify right side
    85,134.16x = 5,736,732,268.86
  5. Step 5: Solve for x
    x = 5,736,732,268.86/85,134.16
  6. Step 6: Final answer
    x = 67,384.61

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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.