Home / 53,439.32-73,743.21-29,564.57

Finding the Fourth Proportional to 53,439.32, 73,743.21 and 29,564.57

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Solution

The fourth proportional to 53,439.32, 73,743.21 and 29,564.57 is: 40,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,439.32 : 73,743.21 = 29,564.57 : x
  2. Step 2: Convert to fraction form
    53,439.32/73,743.21 = 29,564.57/x
  3. Step 3: Cross multiply
    53,439.32x = 73,743.21 × 29,564.57
  4. Step 4: Simplify right side
    53,439.32x = 2,180,186,478.43
  5. Step 5: Solve for x
    x = 2,180,186,478.43/53,439.32
  6. Step 6: Final answer
    x = 40,797.42

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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.