Home / 158,820.14-238,083.98-68,806.28

Finding the Fourth Proportional to 158,820.14, 238,083.98 and 68,806.28

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Solution

The fourth proportional to 158,820.14, 238,083.98 and 68,806.28 is: 103,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,820.14 : 238,083.98 = 68,806.28 : x
  2. Step 2: Convert to fraction form
    158,820.14/238,083.98 = 68,806.28/x
  3. Step 3: Cross multiply
    158,820.14x = 238,083.98 × 68,806.28
  4. Step 4: Simplify right side
    158,820.14x = 16,381,671,456.94
  5. Step 5: Solve for x
    x = 16,381,671,456.94/158,820.14
  6. Step 6: Final answer
    x = 103,146.06

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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.