Home / 40,376.32-55,720.93-22,472.08

Finding the Fourth Proportional to 40,376.32, 55,720.93 and 22,472.08

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Solution

The fourth proportional to 40,376.32, 55,720.93 and 22,472.08 is: 31,012.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,376.32 : 55,720.93 = 22,472.08 : x
  2. Step 2: Convert to fraction form
    40,376.32/55,720.93 = 22,472.08/x
  3. Step 3: Cross multiply
    40,376.32x = 55,720.93 × 22,472.08
  4. Step 4: Simplify right side
    40,376.32x = 1,252,165,196.63
  5. Step 5: Solve for x
    x = 1,252,165,196.63/40,376.32
  6. Step 6: Final answer
    x = 31,012.37

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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.