Home / 89,434.44-123,419.25-49,148.01

Finding the Fourth Proportional to 89,434.44, 123,419.25 and 49,148.01

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Solution

The fourth proportional to 89,434.44, 123,419.25 and 49,148.01 is: 67,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,434.44 : 123,419.25 = 49,148.01 : x
  2. Step 2: Convert to fraction form
    89,434.44/123,419.25 = 49,148.01/x
  3. Step 3: Cross multiply
    89,434.44x = 123,419.25 × 49,148.01
  4. Step 4: Simplify right side
    89,434.44x = 6,065,810,533.19
  5. Step 5: Solve for x
    x = 6,065,810,533.19/89,434.44
  6. Step 6: Final answer
    x = 67,824.10

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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.