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Finding the Fourth Proportional to 114,203.69, 171,304.58 and 89,264.72

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Solution

The fourth proportional to 114,203.69, 171,304.58 and 89,264.72 is: 133,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,203.69 : 171,304.58 = 89,264.72 : x
  2. Step 2: Convert to fraction form
    114,203.69/171,304.58 = 89,264.72/x
  3. Step 3: Cross multiply
    114,203.69x = 171,304.58 × 89,264.72
  4. Step 4: Simplify right side
    114,203.69x = 15,291,454,735.06
  5. Step 5: Solve for x
    x = 15,291,454,735.06/114,203.69
  6. Step 6: Final answer
    x = 133,896.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.