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Finding the Fourth Proportional to 114,450.40, 157,935.12 and 63,460.09

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Solution

The fourth proportional to 114,450.40, 157,935.12 and 63,460.09 is: 87,571.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,450.40 : 157,935.12 = 63,460.09 : x
  2. Step 2: Convert to fraction form
    114,450.40/157,935.12 = 63,460.09/x
  3. Step 3: Cross multiply
    114,450.40x = 157,935.12 × 63,460.09
  4. Step 4: Simplify right side
    114,450.40x = 10,022,576,888.80
  5. Step 5: Solve for x
    x = 10,022,576,888.80/114,450.40
  6. Step 6: Final answer
    x = 87,571.36

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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.