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Finding the Fourth Proportional to 114,448.59, 157,923.95 and 66,052.17

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Solution

The fourth proportional to 114,448.59, 157,923.95 and 66,052.17 is: 91,143.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,448.59 : 157,923.95 = 66,052.17 : x
  2. Step 2: Convert to fraction form
    114,448.59/157,923.95 = 66,052.17/x
  3. Step 3: Cross multiply
    114,448.59x = 157,923.95 × 66,052.17
  4. Step 4: Simplify right side
    114,448.59x = 10,431,219,262.21
  5. Step 5: Solve for x
    x = 10,431,219,262.21/114,448.59
  6. Step 6: Final answer
    x = 91,143.27

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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.