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Finding the Fourth Proportional to 63,904.17, 88,189.56 and 35,611.68

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Solution

The fourth proportional to 63,904.17, 88,189.56 and 35,611.68 is: 49,145.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,904.17 : 88,189.56 = 35,611.68 : x
  2. Step 2: Convert to fraction form
    63,904.17/88,189.56 = 35,611.68/x
  3. Step 3: Cross multiply
    63,904.17x = 88,189.56 × 35,611.68
  4. Step 4: Simplify right side
    63,904.17x = 3,140,578,212.00
  5. Step 5: Solve for x
    x = 3,140,578,212.00/63,904.17
  6. Step 6: Final answer
    x = 49,145.12

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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.