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Finding the Fourth Proportional to 114,352.97, 157,454.89 and 101,583.92

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Solution

The fourth proportional to 114,352.97, 157,454.89 and 101,583.92 is: 139,872.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,352.97 : 157,454.89 = 101,583.92 : x
  2. Step 2: Convert to fraction form
    114,352.97/157,454.89 = 101,583.92/x
  3. Step 3: Cross multiply
    114,352.97x = 157,454.89 × 101,583.92
  4. Step 4: Simplify right side
    114,352.97x = 15,994,885,089.05
  5. Step 5: Solve for x
    x = 15,994,885,089.05/114,352.97
  6. Step 6: Final answer
    x = 139,872.94

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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.