Home / 89,035.95-133,560.88-25,857.11

Finding the Fourth Proportional to 89,035.95, 133,560.88 and 25,857.11

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Solution

The fourth proportional to 89,035.95, 133,560.88 and 25,857.11 is: 38,787.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,035.95 : 133,560.88 = 25,857.11 : x
  2. Step 2: Convert to fraction form
    89,035.95/133,560.88 = 25,857.11/x
  3. Step 3: Cross multiply
    89,035.95x = 133,560.88 × 25,857.11
  4. Step 4: Simplify right side
    89,035.95x = 3,453,498,635.12
  5. Step 5: Solve for x
    x = 3,453,498,635.12/89,035.95
  6. Step 6: Final answer
    x = 38,787.69

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1.5x scale

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.