Home / 64,344.92-96,384.54-47,723.72

Finding the Fourth Proportional to 64,344.92, 96,384.54 and 47,723.72

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Solution

The fourth proportional to 64,344.92, 96,384.54 and 47,723.72 is: 71,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,344.92 : 96,384.54 = 47,723.72 : x
  2. Step 2: Convert to fraction form
    64,344.92/96,384.54 = 47,723.72/x
  3. Step 3: Cross multiply
    64,344.92x = 96,384.54 × 47,723.72
  4. Step 4: Simplify right side
    64,344.92x = 4,599,828,799.29
  5. Step 5: Solve for x
    x = 4,599,828,799.29/64,344.92
  6. Step 6: Final answer
    x = 71,487.05

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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.