Home / 53,758.30-74,190.94-29,887.20

Finding the Fourth Proportional to 53,758.30, 74,190.94 and 29,887.20

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Solution

The fourth proportional to 53,758.30, 74,190.94 and 29,887.20 is: 41,246.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,758.30 : 74,190.94 = 29,887.20 : x
  2. Step 2: Convert to fraction form
    53,758.30/74,190.94 = 29,887.20/x
  3. Step 3: Cross multiply
    53,758.30x = 74,190.94 × 29,887.20
  4. Step 4: Simplify right side
    53,758.30x = 2,217,359,091.01
  5. Step 5: Solve for x
    x = 2,217,359,091.01/53,758.30
  6. Step 6: Final answer
    x = 41,246.82

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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.