Home / 99,232.14-136,940.82-53,910.30

Finding the Fourth Proportional to 99,232.14, 136,940.82 and 53,910.30

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Solution

The fourth proportional to 99,232.14, 136,940.82 and 53,910.30 is: 74,396.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,232.14 : 136,940.82 = 53,910.30 : x
  2. Step 2: Convert to fraction form
    99,232.14/136,940.82 = 53,910.30/x
  3. Step 3: Cross multiply
    99,232.14x = 136,940.82 × 53,910.30
  4. Step 4: Simplify right side
    99,232.14x = 7,382,520,688.45
  5. Step 5: Solve for x
    x = 7,382,520,688.45/99,232.14
  6. Step 6: Final answer
    x = 74,396.47

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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.