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Finding the Fourth Proportional to 114,632.74, 158,195.05 and 63,648.76

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Solution

The fourth proportional to 114,632.74, 158,195.05 and 63,648.76 is: 87,836.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,632.74 : 158,195.05 = 63,648.76 : x
  2. Step 2: Convert to fraction form
    114,632.74/158,195.05 = 63,648.76/x
  3. Step 3: Cross multiply
    114,632.74x = 158,195.05 × 63,648.76
  4. Step 4: Simplify right side
    114,632.74x = 10,068,919,136.58
  5. Step 5: Solve for x
    x = 10,068,919,136.58/114,632.74
  6. Step 6: Final answer
    x = 87,836.33

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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.