Home / 48,839.67-73,202.10-20,742.19

Finding the Fourth Proportional to 48,839.67, 73,202.10 and 20,742.19

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Solution

The fourth proportional to 48,839.67, 73,202.10 and 20,742.19 is: 31,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,839.67 : 73,202.10 = 20,742.19 : x
  2. Step 2: Convert to fraction form
    48,839.67/73,202.10 = 20,742.19/x
  3. Step 3: Cross multiply
    48,839.67x = 73,202.10 × 20,742.19
  4. Step 4: Simplify right side
    48,839.67x = 1,518,371,605.81
  5. Step 5: Solve for x
    x = 1,518,371,605.81/48,839.67
  6. Step 6: Final answer
    x = 31,088.90

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1.5x scale

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.