Home / 159,126.39-238,671.75-40,800.51

Finding the Fourth Proportional to 159,126.39, 238,671.75 and 40,800.51

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Solution

The fourth proportional to 159,126.39, 238,671.75 and 40,800.51 is: 61,196.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,126.39 : 238,671.75 = 40,800.51 : x
  2. Step 2: Convert to fraction form
    159,126.39/238,671.75 = 40,800.51/x
  3. Step 3: Cross multiply
    159,126.39x = 238,671.75 × 40,800.51
  4. Step 4: Simplify right side
    159,126.39x = 9,737,929,122.59
  5. Step 5: Solve for x
    x = 9,737,929,122.59/159,126.39
  6. Step 6: Final answer
    x = 61,196.19

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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.