Home / 48,642.41-72,963.81-13,581.96

Finding the Fourth Proportional to 48,642.41, 72,963.81 and 13,581.96

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Solution

The fourth proportional to 48,642.41, 72,963.81 and 13,581.96 is: 20,373.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,642.41 : 72,963.81 = 13,581.96 : x
  2. Step 2: Convert to fraction form
    48,642.41/72,963.81 = 13,581.96/x
  3. Step 3: Cross multiply
    48,642.41x = 72,963.81 × 13,581.96
  4. Step 4: Simplify right side
    48,642.41x = 990,991,548.87
  5. Step 5: Solve for x
    x = 990,991,548.87/48,642.41
  6. Step 6: Final answer
    x = 20,373.00

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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.