Home / 64,487.28-96,736.68-17,740.32

Finding the Fourth Proportional to 64,487.28, 96,736.68 and 17,740.32

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Solution

The fourth proportional to 64,487.28, 96,736.68 and 17,740.32 is: 26,612.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,487.28 : 96,736.68 = 17,740.32 : x
  2. Step 2: Convert to fraction form
    64,487.28/96,736.68 = 17,740.32/x
  3. Step 3: Cross multiply
    64,487.28x = 96,736.68 × 17,740.32
  4. Step 4: Simplify right side
    64,487.28x = 1,716,139,658.94
  5. Step 5: Solve for x
    x = 1,716,139,658.94/64,487.28
  6. Step 6: Final answer
    x = 26,612.06

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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.