Home / 89,943.76-134,883.96-29,955.96

Finding the Fourth Proportional to 89,943.76, 134,883.96 and 29,955.96

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Solution

The fourth proportional to 89,943.76, 134,883.96 and 29,955.96 is: 44,923.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,943.76 : 134,883.96 = 29,955.96 : x
  2. Step 2: Convert to fraction form
    89,943.76/134,883.96 = 29,955.96/x
  3. Step 3: Cross multiply
    89,943.76x = 134,883.96 × 29,955.96
  4. Step 4: Simplify right side
    89,943.76x = 4,040,578,510.40
  5. Step 5: Solve for x
    x = 4,040,578,510.40/89,943.76
  6. Step 6: Final answer
    x = 44,923.39

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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.