Home / 56,723.40-85,048.56-27,140.52

Finding the Fourth Proportional to 56,723.40, 85,048.56 and 27,140.52

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Solution

The fourth proportional to 56,723.40, 85,048.56 and 27,140.52 is: 40,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,723.40 : 85,048.56 = 27,140.52 : x
  2. Step 2: Convert to fraction form
    56,723.40/85,048.56 = 27,140.52/x
  3. Step 3: Cross multiply
    56,723.40x = 85,048.56 × 27,140.52
  4. Step 4: Simplify right side
    56,723.40x = 2,308,262,143.65
  5. Step 5: Solve for x
    x = 2,308,262,143.65/56,723.40
  6. Step 6: Final answer
    x = 40,693.30

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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.