Home / 92,639.40-127,842.48-50,197.56

Finding the Fourth Proportional to 92,639.40, 127,842.48 and 50,197.56

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Solution

The fourth proportional to 92,639.40, 127,842.48 and 50,197.56 is: 69,272.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,639.40 : 127,842.48 = 50,197.56 : x
  2. Step 2: Convert to fraction form
    92,639.40/127,842.48 = 50,197.56/x
  3. Step 3: Cross multiply
    92,639.40x = 127,842.48 × 50,197.56
  4. Step 4: Simplify right side
    92,639.40x = 6,417,380,560.35
  5. Step 5: Solve for x
    x = 6,417,380,560.35/92,639.40
  6. Step 6: Final answer
    x = 69,272.69

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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.