Home / 89,518.90-134,278.11-33,357.73

Finding the Fourth Proportional to 89,518.90, 134,278.11 and 33,357.73

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Solution

The fourth proportional to 89,518.90, 134,278.11 and 33,357.73 is: 50,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,518.90 : 134,278.11 = 33,357.73 : x
  2. Step 2: Convert to fraction form
    89,518.90/134,278.11 = 33,357.73/x
  3. Step 3: Cross multiply
    89,518.90x = 134,278.11 × 33,357.73
  4. Step 4: Simplify right side
    89,518.90x = 4,479,212,938.29
  5. Step 5: Solve for x
    x = 4,479,212,938.29/89,518.90
  6. Step 6: Final answer
    x = 50,036.51

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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.