Home / 56,178.16-77,452.04-43,271.96

Finding the Fourth Proportional to 56,178.16, 77,452.04 and 43,271.96

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Solution

The fourth proportional to 56,178.16, 77,452.04 and 43,271.96 is: 59,658.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,178.16 : 77,452.04 = 43,271.96 : x
  2. Step 2: Convert to fraction form
    56,178.16/77,452.04 = 43,271.96/x
  3. Step 3: Cross multiply
    56,178.16x = 77,452.04 × 43,271.96
  4. Step 4: Simplify right side
    56,178.16x = 3,351,501,576.80
  5. Step 5: Solve for x
    x = 3,351,501,576.80/56,178.16
  6. Step 6: Final answer
    x = 59,658.44

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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.