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Finding the Fourth Proportional to 63,192.96, 87,210.88 and 36,343.89

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Solution

The fourth proportional to 63,192.96, 87,210.88 and 36,343.89 is: 50,157.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,192.96 : 87,210.88 = 36,343.89 : x
  2. Step 2: Convert to fraction form
    63,192.96/87,210.88 = 36,343.89/x
  3. Step 3: Cross multiply
    63,192.96x = 87,210.88 × 36,343.89
  4. Step 4: Simplify right side
    63,192.96x = 3,169,582,538.66
  5. Step 5: Solve for x
    x = 3,169,582,538.66/63,192.96
  6. Step 6: Final answer
    x = 50,157.21

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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.