Home / 89,464.14-123,460.53-49,180.50

Finding the Fourth Proportional to 89,464.14, 123,460.53 and 49,180.50

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Solution

The fourth proportional to 89,464.14, 123,460.53 and 49,180.50 is: 67,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,464.14 : 123,460.53 = 49,180.50 : x
  2. Step 2: Convert to fraction form
    89,464.14/123,460.53 = 49,180.50/x
  3. Step 3: Cross multiply
    89,464.14x = 123,460.53 × 49,180.50
  4. Step 4: Simplify right side
    89,464.14x = 6,071,850,595.67
  5. Step 5: Solve for x
    x = 6,071,850,595.67/89,464.14
  6. Step 6: Final answer
    x = 67,869.10

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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.