Home / 244,156.40-336,896.88-136,730.96

Finding the Fourth Proportional to 244,156.40, 336,896.88 and 136,730.96

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Solution

The fourth proportional to 244,156.40, 336,896.88 and 136,730.96 is: 188,666.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,156.40 : 336,896.88 = 136,730.96 : x
  2. Step 2: Convert to fraction form
    244,156.40/336,896.88 = 136,730.96/x
  3. Step 3: Cross multiply
    244,156.40x = 336,896.88 × 136,730.96
  4. Step 4: Simplify right side
    244,156.40x = 46,064,233,823.40
  5. Step 5: Solve for x
    x = 46,064,233,823.40/244,156.40
  6. Step 6: Final answer
    x = 188,666.91

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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.