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Finding the Fourth Proportional to 114,612.51, 158,162.76 and 63,622.26

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Solution

The fourth proportional to 114,612.51, 158,162.76 and 63,622.26 is: 87,797.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,612.51 : 158,162.76 = 63,622.26 : x
  2. Step 2: Convert to fraction form
    114,612.51/158,162.76 = 63,622.26/x
  3. Step 3: Cross multiply
    114,612.51x = 158,162.76 × 63,622.26
  4. Step 4: Simplify right side
    114,612.51x = 10,062,672,239.04
  5. Step 5: Solve for x
    x = 10,062,672,239.04/114,612.51
  6. Step 6: Final answer
    x = 87,797.33

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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.