Home / 48,784.80-73,177.20-31,202.40

Finding the Fourth Proportional to 48,784.80, 73,177.20 and 31,202.40

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Solution

The fourth proportional to 48,784.80, 73,177.20 and 31,202.40 is: 46,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,784.80 : 73,177.20 = 31,202.40 : x
  2. Step 2: Convert to fraction form
    48,784.80/73,177.20 = 31,202.40/x
  3. Step 3: Cross multiply
    48,784.80x = 73,177.20 × 31,202.40
  4. Step 4: Simplify right side
    48,784.80x = 2,283,304,265.28
  5. Step 5: Solve for x
    x = 2,283,304,265.28/48,784.80
  6. Step 6: Final answer
    x = 46,803.60

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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.