Home / 31,973.08-47,959.64-8,601.88

Finding the Fourth Proportional to 31,973.08, 47,959.64 and 8,601.88

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Solution

The fourth proportional to 31,973.08, 47,959.64 and 8,601.88 is: 12,902.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,973.08 : 47,959.64 = 8,601.88 : x
  2. Step 2: Convert to fraction form
    31,973.08/47,959.64 = 8,601.88/x
  3. Step 3: Cross multiply
    31,973.08x = 47,959.64 × 8,601.88
  4. Step 4: Simplify right side
    31,973.08x = 412,543,068.12
  5. Step 5: Solve for x
    x = 412,543,068.12/31,973.08
  6. Step 6: Final answer
    x = 12,902.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.