Home / 62,920.80-94,303.44-31,739.04

Finding the Fourth Proportional to 62,920.80, 94,303.44 and 31,739.04

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Solution

The fourth proportional to 62,920.80, 94,303.44 and 31,739.04 is: 47,569.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,920.80 : 94,303.44 = 31,739.04 : x
  2. Step 2: Convert to fraction form
    62,920.80/94,303.44 = 31,739.04/x
  3. Step 3: Cross multiply
    62,920.80x = 94,303.44 × 31,739.04
  4. Step 4: Simplify right side
    62,920.80x = 2,993,100,654.30
  5. Step 5: Solve for x
    x = 2,993,100,654.30/62,920.80
  6. Step 6: Final answer
    x = 47,569.34

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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.