Home / 56,681.28-78,228.72-32,823.54

Finding the Fourth Proportional to 56,681.28, 78,228.72 and 32,823.54

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Solution

The fourth proportional to 56,681.28, 78,228.72 and 32,823.54 is: 45,301.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,681.28 : 78,228.72 = 32,823.54 : x
  2. Step 2: Convert to fraction form
    56,681.28/78,228.72 = 32,823.54/x
  3. Step 3: Cross multiply
    56,681.28x = 78,228.72 × 32,823.54
  4. Step 4: Simplify right side
    56,681.28x = 2,567,743,520.07
  5. Step 5: Solve for x
    x = 2,567,743,520.07/56,681.28
  6. Step 6: Final answer
    x = 45,301.44

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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.