Home / 246,864.24-340,672.88-139,434.48

Finding the Fourth Proportional to 246,864.24, 340,672.88 and 139,434.48

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Solution

The fourth proportional to 246,864.24, 340,672.88 and 139,434.48 is: 192,419.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,864.24 : 340,672.88 = 139,434.48 : x
  2. Step 2: Convert to fraction form
    246,864.24/340,672.88 = 139,434.48/x
  3. Step 3: Cross multiply
    246,864.24x = 340,672.88 × 139,434.48
  4. Step 4: Simplify right side
    246,864.24x = 47,501,545,872.90
  5. Step 5: Solve for x
    x = 47,501,545,872.90/246,864.24
  6. Step 6: Final answer
    x = 192,419.71

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1.5x scale

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.