Home / 89,834.40-134,848.80-50,468.40

Finding the Fourth Proportional to 89,834.40, 134,848.80 and 50,468.40

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Solution

The fourth proportional to 89,834.40, 134,848.80 and 50,468.40 is: 75,757.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,834.40 : 134,848.80 = 50,468.40 : x
  2. Step 2: Convert to fraction form
    89,834.40/134,848.80 = 50,468.40/x
  3. Step 3: Cross multiply
    89,834.40x = 134,848.80 × 50,468.40
  4. Step 4: Simplify right side
    89,834.40x = 6,805,603,177.92
  5. Step 5: Solve for x
    x = 6,805,603,177.92/89,834.40
  6. Step 6: Final answer
    x = 75,757.21

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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.