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Finding the Fourth Proportional to 114,450.38, 157,940.74 and 63,463.10

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Solution

The fourth proportional to 114,450.38, 157,940.74 and 63,463.10 is: 87,578.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,450.38 : 157,940.74 = 63,463.10 : x
  2. Step 2: Convert to fraction form
    114,450.38/157,940.74 = 63,463.10/x
  3. Step 3: Cross multiply
    114,450.38x = 157,940.74 × 63,463.10
  4. Step 4: Simplify right side
    114,450.38x = 10,023,407,909.34
  5. Step 5: Solve for x
    x = 10,023,407,909.34/114,450.38
  6. Step 6: Final answer
    x = 87,578.63

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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.