Home / 48,721.68-67,290.48-38,096.10

Finding the Fourth Proportional to 48,721.68, 67,290.48 and 38,096.10

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Solution

The fourth proportional to 48,721.68, 67,290.48 and 38,096.10 is: 52,615.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,721.68 : 67,290.48 = 38,096.10 : x
  2. Step 2: Convert to fraction form
    48,721.68/67,290.48 = 38,096.10/x
  3. Step 3: Cross multiply
    48,721.68x = 67,290.48 × 38,096.10
  4. Step 4: Simplify right side
    48,721.68x = 2,563,504,855.13
  5. Step 5: Solve for x
    x = 2,563,504,855.13/48,721.68
  6. Step 6: Final answer
    x = 52,615.28

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1.5x scale

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.