Home / 43,934.91-65,903.18-15,857.07

Finding the Fourth Proportional to 43,934.91, 65,903.18 and 15,857.07

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Solution

The fourth proportional to 43,934.91, 65,903.18 and 15,857.07 is: 23,785.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,934.91 : 65,903.18 = 15,857.07 : x
  2. Step 2: Convert to fraction form
    43,934.91/65,903.18 = 15,857.07/x
  3. Step 3: Cross multiply
    43,934.91x = 65,903.18 × 15,857.07
  4. Step 4: Simplify right side
    43,934.91x = 1,045,031,012.06
  5. Step 5: Solve for x
    x = 1,045,031,012.06/43,934.91
  6. Step 6: Final answer
    x = 23,785.89

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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.