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Finding the Fourth Proportional to 64,345.84, 96,530.87 and 24,376.79

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Solution

The fourth proportional to 64,345.84, 96,530.87 and 24,376.79 is: 36,569.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,345.84 : 96,530.87 = 24,376.79 : x
  2. Step 2: Convert to fraction form
    64,345.84/96,530.87 = 24,376.79/x
  3. Step 3: Cross multiply
    64,345.84x = 96,530.87 × 24,376.79
  4. Step 4: Simplify right side
    64,345.84x = 2,353,113,048.78
  5. Step 5: Solve for x
    x = 2,353,113,048.78/64,345.84
  6. Step 6: Final answer
    x = 36,569.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.