Home / 49,271.64-67,969.28-31,335.52

Finding the Fourth Proportional to 49,271.64, 67,969.28 and 31,335.52

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Solution

The fourth proportional to 49,271.64, 67,969.28 and 31,335.52 is: 43,226.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,271.64 : 67,969.28 = 31,335.52 : x
  2. Step 2: Convert to fraction form
    49,271.64/67,969.28 = 31,335.52/x
  3. Step 3: Cross multiply
    49,271.64x = 67,969.28 × 31,335.52
  4. Step 4: Simplify right side
    49,271.64x = 2,129,852,732.83
  5. Step 5: Solve for x
    x = 2,129,852,732.83/49,271.64
  6. Step 6: Final answer
    x = 43,226.75

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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.