Home / 89,081.08-122,931.93-48,797.38

Finding the Fourth Proportional to 89,081.08, 122,931.93 and 48,797.38

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Solution

The fourth proportional to 89,081.08, 122,931.93 and 48,797.38 is: 67,340.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,081.08 : 122,931.93 = 48,797.38 : x
  2. Step 2: Convert to fraction form
    89,081.08/122,931.93 = 48,797.38/x
  3. Step 3: Cross multiply
    89,081.08x = 122,931.93 × 48,797.38
  4. Step 4: Simplify right side
    89,081.08x = 5,998,756,102.34
  5. Step 5: Solve for x
    x = 5,998,756,102.34/89,081.08
  6. Step 6: Final answer
    x = 67,340.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.