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Finding the Fourth Proportional to 64,152.34, 88,532.94 and 35,858

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Solution

The fourth proportional to 64,152.34, 88,532.94 and 35,858 is: 49,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152.34 : 88,532.94 = 35,858 : x
  2. Step 2: Convert to fraction form
    64,152.34/88,532.94 = 35,858/x
  3. Step 3: Cross multiply
    64,152.34x = 88,532.94 × 35,858
  4. Step 4: Simplify right side
    64,152.34x = 3,174,614,162.52
  5. Step 5: Solve for x
    x = 3,174,614,162.52/64,152.34
  6. Step 6: Final answer
    x = 49,485.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.