Home / 96,887.34-133,716.42-54,453.60

Finding the Fourth Proportional to 96,887.34, 133,716.42 and 54,453.60

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Solution

The fourth proportional to 96,887.34, 133,716.42 and 54,453.60 is: 75,152.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,887.34 : 133,716.42 = 54,453.60 : x
  2. Step 2: Convert to fraction form
    96,887.34/133,716.42 = 54,453.60/x
  3. Step 3: Cross multiply
    96,887.34x = 133,716.42 × 54,453.60
  4. Step 4: Simplify right side
    96,887.34x = 7,281,340,448.11
  5. Step 5: Solve for x
    x = 7,281,340,448.11/96,887.34
  6. Step 6: Final answer
    x = 75,152.65

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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.