Home / 60,206.48-90,314.04-20,763.02

Finding the Fourth Proportional to 60,206.48, 90,314.04 and 20,763.02

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Solution

The fourth proportional to 60,206.48, 90,314.04 and 20,763.02 is: 31,146.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,206.48 : 90,314.04 = 20,763.02 : x
  2. Step 2: Convert to fraction form
    60,206.48/90,314.04 = 20,763.02/x
  3. Step 3: Cross multiply
    60,206.48x = 90,314.04 × 20,763.02
  4. Step 4: Simplify right side
    60,206.48x = 1,875,192,218.80
  5. Step 5: Solve for x
    x = 1,875,192,218.80/60,206.48
  6. Step 6: Final answer
    x = 31,146.02

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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.