Home / 92,141.48-127,165.56-51,865.04

Finding the Fourth Proportional to 92,141.48, 127,165.56 and 51,865.04

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Solution

The fourth proportional to 92,141.48, 127,165.56 and 51,865.04 is: 71,579.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,141.48 : 127,165.56 = 51,865.04 : x
  2. Step 2: Convert to fraction form
    92,141.48/127,165.56 = 51,865.04/x
  3. Step 3: Cross multiply
    92,141.48x = 127,165.56 × 51,865.04
  4. Step 4: Simplify right side
    92,141.48x = 6,595,446,856.02
  5. Step 5: Solve for x
    x = 6,595,446,856.02/92,141.48
  6. Step 6: Final answer
    x = 71,579.56

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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.