Home / 65,257.03-90,033.28-36,572.50

Finding the Fourth Proportional to 65,257.03, 90,033.28 and 36,572.50

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Solution

The fourth proportional to 65,257.03, 90,033.28 and 36,572.50 is: 50,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,257.03 : 90,033.28 = 36,572.50 : x
  2. Step 2: Convert to fraction form
    65,257.03/90,033.28 = 36,572.50/x
  3. Step 3: Cross multiply
    65,257.03x = 90,033.28 × 36,572.50
  4. Step 4: Simplify right side
    65,257.03x = 3,292,742,132.80
  5. Step 5: Solve for x
    x = 3,292,742,132.80/65,257.03
  6. Step 6: Final answer
    x = 50,458.04

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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.