Home / 64,717.38-89,295.21-36,412.74

Finding the Fourth Proportional to 64,717.38, 89,295.21 and 36,412.74

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Solution

The fourth proportional to 64,717.38, 89,295.21 and 36,412.74 is: 50,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,717.38 : 89,295.21 = 36,412.74 : x
  2. Step 2: Convert to fraction form
    64,717.38/89,295.21 = 36,412.74/x
  3. Step 3: Cross multiply
    64,717.38x = 89,295.21 × 36,412.74
  4. Step 4: Simplify right side
    64,717.38x = 3,251,483,264.98
  5. Step 5: Solve for x
    x = 3,251,483,264.98/64,717.38
  6. Step 6: Final answer
    x = 50,241.27

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1.5x scale

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.