Home / 65,732.04-90,708.30-37,053.42

Finding the Fourth Proportional to 65,732.04, 90,708.30 and 37,053.42

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Solution

The fourth proportional to 65,732.04, 90,708.30 and 37,053.42 is: 51,132.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,732.04 : 90,708.30 = 37,053.42 : x
  2. Step 2: Convert to fraction form
    65,732.04/90,708.30 = 37,053.42/x
  3. Step 3: Cross multiply
    65,732.04x = 90,708.30 × 37,053.42
  4. Step 4: Simplify right side
    65,732.04x = 3,361,052,737.39
  5. Step 5: Solve for x
    x = 3,361,052,737.39/65,732.04
  6. Step 6: Final answer
    x = 51,132.64

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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.