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Finding the Fourth Proportional to 64,038.37, 88,374.34 and 35,357.93

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Solution

The fourth proportional to 64,038.37, 88,374.34 and 35,357.93 is: 48,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,038.37 : 88,374.34 = 35,357.93 : x
  2. Step 2: Convert to fraction form
    64,038.37/88,374.34 = 35,357.93/x
  3. Step 3: Cross multiply
    64,038.37x = 88,374.34 × 35,357.93
  4. Step 4: Simplify right side
    64,038.37x = 3,124,733,550.73
  5. Step 5: Solve for x
    x = 3,124,733,550.73/64,038.37
  6. Step 6: Final answer
    x = 48,794.71

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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.