Home / 55,650.78-76,794.21-32,988.60

Finding the Fourth Proportional to 55,650.78, 76,794.21 and 32,988.60

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Solution

The fourth proportional to 55,650.78, 76,794.21 and 32,988.60 is: 45,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,650.78 : 76,794.21 = 32,988.60 : x
  2. Step 2: Convert to fraction form
    55,650.78/76,794.21 = 32,988.60/x
  3. Step 3: Cross multiply
    55,650.78x = 76,794.21 × 32,988.60
  4. Step 4: Simplify right side
    55,650.78x = 2,533,333,476.01
  5. Step 5: Solve for x
    x = 2,533,333,476.01/55,650.78
  6. Step 6: Final answer
    x = 45,521.98

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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.