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Finding the Fourth Proportional to 114,466.82, 157,969.32 and 63,476.12

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Solution

The fourth proportional to 114,466.82, 157,969.32 and 63,476.12 is: 87,599.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,466.82 : 157,969.32 = 63,476.12 : x
  2. Step 2: Convert to fraction form
    114,466.82/157,969.32 = 63,476.12/x
  3. Step 3: Cross multiply
    114,466.82x = 157,969.32 × 63,476.12
  4. Step 4: Simplify right side
    114,466.82x = 10,027,279,512.64
  5. Step 5: Solve for x
    x = 10,027,279,512.64/114,466.82
  6. Step 6: Final answer
    x = 87,599.88

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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.