Home / 54,625.59-75,384.73-30,753.12

Finding the Fourth Proportional to 54,625.59, 75,384.73 and 30,753.12

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Solution

The fourth proportional to 54,625.59, 75,384.73 and 30,753.12 is: 42,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,625.59 : 75,384.73 = 30,753.12 : x
  2. Step 2: Convert to fraction form
    54,625.59/75,384.73 = 30,753.12/x
  3. Step 3: Cross multiply
    54,625.59x = 75,384.73 × 30,753.12
  4. Step 4: Simplify right side
    54,625.59x = 2,318,315,647.86
  5. Step 5: Solve for x
    x = 2,318,315,647.86/54,625.59
  6. Step 6: Final answer
    x = 42,440.10

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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.