Home / 54,880.16-75,733.74-31,005.41

Finding the Fourth Proportional to 54,880.16, 75,733.74 and 31,005.41

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Solution

The fourth proportional to 54,880.16, 75,733.74 and 31,005.41 is: 42,786.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,880.16 : 75,733.74 = 31,005.41 : x
  2. Step 2: Convert to fraction form
    54,880.16/75,733.74 = 31,005.41/x
  3. Step 3: Cross multiply
    54,880.16x = 75,733.74 × 31,005.41
  4. Step 4: Simplify right side
    54,880.16x = 2,348,155,280.86
  5. Step 5: Solve for x
    x = 2,348,155,280.86/54,880.16
  6. Step 6: Final answer
    x = 42,786.97

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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.