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Finding the Fourth Proportional to 79,492, 109,698.96 and 45,960.16

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Solution

The fourth proportional to 79,492, 109,698.96 and 45,960.16 is: 63,425.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,492 : 109,698.96 = 45,960.16 : x
  2. Step 2: Convert to fraction form
    79,492/109,698.96 = 45,960.16/x
  3. Step 3: Cross multiply
    79,492x = 109,698.96 × 45,960.16
  4. Step 4: Simplify right side
    79,492x = 5,041,781,753.43
  5. Step 5: Solve for x
    x = 5,041,781,753.43/79,492
  6. Step 6: Final answer
    x = 63,425.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.