Home / 89,700.43-134,573.80-33,540.95

Finding the Fourth Proportional to 89,700.43, 134,573.80 and 33,540.95

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Solution

The fourth proportional to 89,700.43, 134,573.80 and 33,540.95 is: 50,320.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,700.43 : 134,573.80 = 33,540.95 : x
  2. Step 2: Convert to fraction form
    89,700.43/134,573.80 = 33,540.95/x
  3. Step 3: Cross multiply
    89,700.43x = 134,573.80 × 33,540.95
  4. Step 4: Simplify right side
    89,700.43x = 4,513,732,821.26
  5. Step 5: Solve for x
    x = 4,513,732,821.26/89,700.43
  6. Step 6: Final answer
    x = 50,320.08

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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.