Home / 92,824.66-128,098.17-50,383.21

Finding the Fourth Proportional to 92,824.66, 128,098.17 and 50,383.21

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Solution

The fourth proportional to 92,824.66, 128,098.17 and 50,383.21 is: 69,528.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,824.66 : 128,098.17 = 50,383.21 : x
  2. Step 2: Convert to fraction form
    92,824.66/128,098.17 = 50,383.21/x
  3. Step 3: Cross multiply
    92,824.66x = 128,098.17 × 50,383.21
  4. Step 4: Simplify right side
    92,824.66x = 6,453,996,999.73
  5. Step 5: Solve for x
    x = 6,453,996,999.73/92,824.66
  6. Step 6: Final answer
    x = 69,528.91

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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.