Home / 57,501.20-86,251.80-18,062.30

Finding the Fourth Proportional to 57,501.20, 86,251.80 and 18,062.30

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Solution

The fourth proportional to 57,501.20, 86,251.80 and 18,062.30 is: 27,093.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,501.20 : 86,251.80 = 18,062.30 : x
  2. Step 2: Convert to fraction form
    57,501.20/86,251.80 = 18,062.30/x
  3. Step 3: Cross multiply
    57,501.20x = 86,251.80 × 18,062.30
  4. Step 4: Simplify right side
    57,501.20x = 1,557,905,887.14
  5. Step 5: Solve for x
    x = 1,557,905,887.14/57,501.20
  6. Step 6: Final answer
    x = 27,093.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.