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Finding the Fourth Proportional to 60,812.32, 83,898.84 and 35,656.96

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Solution

The fourth proportional to 60,812.32, 83,898.84 and 35,656.96 is: 49,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,812.32 : 83,898.84 = 35,656.96 : x
  2. Step 2: Convert to fraction form
    60,812.32/83,898.84 = 35,656.96/x
  3. Step 3: Cross multiply
    60,812.32x = 83,898.84 × 35,656.96
  4. Step 4: Simplify right side
    60,812.32x = 2,991,577,581.93
  5. Step 5: Solve for x
    x = 2,991,577,581.93/60,812.32
  6. Step 6: Final answer
    x = 49,193.61

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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.