Home / 75,435.92-104,112.08-50,329.16

Finding the Fourth Proportional to 75,435.92, 104,112.08 and 50,329.16

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Solution

The fourth proportional to 75,435.92, 104,112.08 and 50,329.16 is: 69,461.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,435.92 : 104,112.08 = 50,329.16 : x
  2. Step 2: Convert to fraction form
    75,435.92/104,112.08 = 50,329.16/x
  3. Step 3: Cross multiply
    75,435.92x = 104,112.08 × 50,329.16
  4. Step 4: Simplify right side
    75,435.92x = 5,239,873,532.25
  5. Step 5: Solve for x
    x = 5,239,873,532.25/75,435.92
  6. Step 6: Final answer
    x = 69,461.25

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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.