Home / 86,470.74-119,328.03-48,745.02

Finding the Fourth Proportional to 86,470.74, 119,328.03 and 48,745.02

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Solution

The fourth proportional to 86,470.74, 119,328.03 and 48,745.02 is: 67,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,470.74 : 119,328.03 = 48,745.02 : x
  2. Step 2: Convert to fraction form
    86,470.74/119,328.03 = 48,745.02/x
  3. Step 3: Cross multiply
    86,470.74x = 119,328.03 × 48,745.02
  4. Step 4: Simplify right side
    86,470.74x = 5,816,647,208.91
  5. Step 5: Solve for x
    x = 5,816,647,208.91/86,470.74
  6. Step 6: Final answer
    x = 67,267.23

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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.