Home / 54,396.16-75,066.50-30,522.77

Finding the Fourth Proportional to 54,396.16, 75,066.50 and 30,522.77

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Solution

The fourth proportional to 54,396.16, 75,066.50 and 30,522.77 is: 42,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,396.16 : 75,066.50 = 30,522.77 : x
  2. Step 2: Convert to fraction form
    54,396.16/75,066.50 = 30,522.77/x
  3. Step 3: Cross multiply
    54,396.16x = 75,066.50 × 30,522.77
  4. Step 4: Simplify right side
    54,396.16x = 2,291,237,747.24
  5. Step 5: Solve for x
    x = 2,291,237,747.24/54,396.16
  6. Step 6: Final answer
    x = 42,121.32

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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.