Home / 40,477.16-60,733.18-21,735.28

Finding the Fourth Proportional to 40,477.16, 60,733.18 and 21,735.28

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Solution

The fourth proportional to 40,477.16, 60,733.18 and 21,735.28 is: 32,612.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,477.16 : 60,733.18 = 21,735.28 : x
  2. Step 2: Convert to fraction form
    40,477.16/60,733.18 = 21,735.28/x
  3. Step 3: Cross multiply
    40,477.16x = 60,733.18 × 21,735.28
  4. Step 4: Simplify right side
    40,477.16x = 1,320,052,672.59
  5. Step 5: Solve for x
    x = 1,320,052,672.59/40,477.16
  6. Step 6: Final answer
    x = 32,612.28

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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.