Home / 31,238.01-46,856.97-10,178.01

Finding the Fourth Proportional to 31,238.01, 46,856.97 and 10,178.01

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Solution

The fourth proportional to 31,238.01, 46,856.97 and 10,178.01 is: 15,267.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,238.01 : 46,856.97 = 10,178.01 : x
  2. Step 2: Convert to fraction form
    31,238.01/46,856.97 = 10,178.01/x
  3. Step 3: Cross multiply
    31,238.01x = 46,856.97 × 10,178.01
  4. Step 4: Simplify right side
    31,238.01x = 476,910,709.23
  5. Step 5: Solve for x
    x = 476,910,709.23/31,238.01
  6. Step 6: Final answer
    x = 15,267.00

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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.