Home / 54,792.24-75,612.06-30,918.30

Finding the Fourth Proportional to 54,792.24, 75,612.06 and 30,918.30

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Solution

The fourth proportional to 54,792.24, 75,612.06 and 30,918.30 is: 42,666.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,792.24 : 75,612.06 = 30,918.30 : x
  2. Step 2: Convert to fraction form
    54,792.24/75,612.06 = 30,918.30/x
  3. Step 3: Cross multiply
    54,792.24x = 75,612.06 × 30,918.30
  4. Step 4: Simplify right side
    54,792.24x = 2,337,796,354.70
  5. Step 5: Solve for x
    x = 2,337,796,354.70/54,792.24
  6. Step 6: Final answer
    x = 42,666.56

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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.