Home / 57,490.38-86,075.52-29,349.60

Finding the Fourth Proportional to 57,490.38, 86,075.52 and 29,349.60

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Solution

The fourth proportional to 57,490.38, 86,075.52 and 29,349.60 is: 43,942.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,490.38 : 86,075.52 = 29,349.60 : x
  2. Step 2: Convert to fraction form
    57,490.38/86,075.52 = 29,349.60/x
  3. Step 3: Cross multiply
    57,490.38x = 86,075.52 × 29,349.60
  4. Step 4: Simplify right side
    57,490.38x = 2,526,282,081.79
  5. Step 5: Solve for x
    x = 2,526,282,081.79/57,490.38
  6. Step 6: Final answer
    x = 43,942.69

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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.