Home / 89,570.28-134,333.79-26,373.21

Finding the Fourth Proportional to 89,570.28, 134,333.79 and 26,373.21

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Solution

The fourth proportional to 89,570.28, 134,333.79 and 26,373.21 is: 39,553.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,570.28 : 134,333.79 = 26,373.21 : x
  2. Step 2: Convert to fraction form
    89,570.28/134,333.79 = 26,373.21/x
  3. Step 3: Cross multiply
    89,570.28x = 134,333.79 × 26,373.21
  4. Step 4: Simplify right side
    89,570.28x = 3,542,813,253.77
  5. Step 5: Solve for x
    x = 3,542,813,253.77/89,570.28
  6. Step 6: Final answer
    x = 39,553.45

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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.