Home / 96,943.84-133,782.84-54,499.64

Finding the Fourth Proportional to 96,943.84, 133,782.84 and 54,499.64

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Solution

The fourth proportional to 96,943.84, 133,782.84 and 54,499.64 is: 75,209.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,943.84 : 133,782.84 = 54,499.64 : x
  2. Step 2: Convert to fraction form
    96,943.84/133,782.84 = 54,499.64/x
  3. Step 3: Cross multiply
    96,943.84x = 133,782.84 × 54,499.64
  4. Step 4: Simplify right side
    96,943.84x = 7,291,115,949.26
  5. Step 5: Solve for x
    x = 7,291,115,949.26/96,943.84
  6. Step 6: Final answer
    x = 75,209.69

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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.