Home / 57,415.56-86,129.82-26,246.76

Finding the Fourth Proportional to 57,415.56, 86,129.82 and 26,246.76

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Solution

The fourth proportional to 57,415.56, 86,129.82 and 26,246.76 is: 39,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,415.56 : 86,129.82 = 26,246.76 : x
  2. Step 2: Convert to fraction form
    57,415.56/86,129.82 = 26,246.76/x
  3. Step 3: Cross multiply
    57,415.56x = 86,129.82 × 26,246.76
  4. Step 4: Simplify right side
    57,415.56x = 2,260,628,714.38
  5. Step 5: Solve for x
    x = 2,260,628,714.38/57,415.56
  6. Step 6: Final answer
    x = 39,373.10

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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.