Home / 31,659.99-47,369.08-27,681.87

Finding the Fourth Proportional to 31,659.99, 47,369.08 and 27,681.87

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Solution

The fourth proportional to 31,659.99, 47,369.08 and 27,681.87 is: 41,417.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,659.99 : 47,369.08 = 27,681.87 : x
  2. Step 2: Convert to fraction form
    31,659.99/47,369.08 = 27,681.87/x
  3. Step 3: Cross multiply
    31,659.99x = 47,369.08 × 27,681.87
  4. Step 4: Simplify right side
    31,659.99x = 1,311,264,714.58
  5. Step 5: Solve for x
    x = 1,311,264,714.58/31,659.99
  6. Step 6: Final answer
    x = 41,417.09

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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.