Home / 89,363.36-123,317.28-53,573.12

Finding the Fourth Proportional to 89,363.36, 123,317.28 and 53,573.12

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Solution

The fourth proportional to 89,363.36, 123,317.28 and 53,573.12 is: 73,928.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,363.36 : 123,317.28 = 53,573.12 : x
  2. Step 2: Convert to fraction form
    89,363.36/123,317.28 = 53,573.12/x
  3. Step 3: Cross multiply
    89,363.36x = 123,317.28 × 53,573.12
  4. Step 4: Simplify right side
    89,363.36x = 6,606,491,439.51
  5. Step 5: Solve for x
    x = 6,606,491,439.51/89,363.36
  6. Step 6: Final answer
    x = 73,928.41

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1.5x scale

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.