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Finding the Fourth Proportional to 114,433.52, 157,825.02 and 80,554.46

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Solution

The fourth proportional to 114,433.52, 157,825.02 and 80,554.46 is: 111,099.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,433.52 : 157,825.02 = 80,554.46 : x
  2. Step 2: Convert to fraction form
    114,433.52/157,825.02 = 80,554.46/x
  3. Step 3: Cross multiply
    114,433.52x = 157,825.02 × 80,554.46
  4. Step 4: Simplify right side
    114,433.52x = 12,713,509,260.59
  5. Step 5: Solve for x
    x = 12,713,509,260.59/114,433.52
  6. Step 6: Final answer
    x = 111,099.52

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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.