Home / 39,068.78-53,913.35-22,933.88

Finding the Fourth Proportional to 39,068.78, 53,913.35 and 22,933.88

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Solution

The fourth proportional to 39,068.78, 53,913.35 and 22,933.88 is: 31,647.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,068.78 : 53,913.35 = 22,933.88 : x
  2. Step 2: Convert to fraction form
    39,068.78/53,913.35 = 22,933.88/x
  3. Step 3: Cross multiply
    39,068.78x = 53,913.35 × 22,933.88
  4. Step 4: Simplify right side
    39,068.78x = 1,236,442,463.50
  5. Step 5: Solve for x
    x = 1,236,442,463.50/39,068.78
  6. Step 6: Final answer
    x = 31,647.84

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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.