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Finding the Fourth Proportional to 64,415.33, 88,893.39 and 35,735.56

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Solution

The fourth proportional to 64,415.33, 88,893.39 and 35,735.56 is: 49,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,415.33 : 88,893.39 = 35,735.56 : x
  2. Step 2: Convert to fraction form
    64,415.33/88,893.39 = 35,735.56/x
  3. Step 3: Cross multiply
    64,415.33x = 88,893.39 × 35,735.56
  4. Step 4: Simplify right side
    64,415.33x = 3,176,655,071.95
  5. Step 5: Solve for x
    x = 3,176,655,071.95/64,415.33
  6. Step 6: Final answer
    x = 49,315.20

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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.