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Finding the Fourth Proportional to 65,097.16, 89,832.89 and 36,802.86

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Solution

The fourth proportional to 65,097.16, 89,832.89 and 36,802.86 is: 50,787.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,097.16 : 89,832.89 = 36,802.86 : x
  2. Step 2: Convert to fraction form
    65,097.16/89,832.89 = 36,802.86/x
  3. Step 3: Cross multiply
    65,097.16x = 89,832.89 × 36,802.86
  4. Step 4: Simplify right side
    65,097.16x = 3,306,107,274.07
  5. Step 5: Solve for x
    x = 3,306,107,274.07/65,097.16
  6. Step 6: Final answer
    x = 50,787.27

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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.