Home / 89,334.36-123,277.26-53,544.12

Finding the Fourth Proportional to 89,334.36, 123,277.26 and 53,544.12

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Solution

The fourth proportional to 89,334.36, 123,277.26 and 53,544.12 is: 73,888.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,334.36 : 123,277.26 = 53,544.12 : x
  2. Step 2: Convert to fraction form
    89,334.36/123,277.26 = 53,544.12/x
  3. Step 3: Cross multiply
    89,334.36x = 123,277.26 × 53,544.12
  4. Step 4: Simplify right side
    89,334.36x = 6,600,772,402.71
  5. Step 5: Solve for x
    x = 6,600,772,402.71/89,334.36
  6. Step 6: Final answer
    x = 73,888.39

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Double scale
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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.