Home / 40,180.28-60,248.34-31,913.24

Finding the Fourth Proportional to 40,180.28, 60,248.34 and 31,913.24

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Solution

The fourth proportional to 40,180.28, 60,248.34 and 31,913.24 is: 47,852.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,180.28 : 60,248.34 = 31,913.24 : x
  2. Step 2: Convert to fraction form
    40,180.28/60,248.34 = 31,913.24/x
  3. Step 3: Cross multiply
    40,180.28x = 60,248.34 × 31,913.24
  4. Step 4: Simplify right side
    40,180.28x = 1,922,719,734.02
  5. Step 5: Solve for x
    x = 1,922,719,734.02/40,180.28
  6. Step 6: Final answer
    x = 47,852.32

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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.