Home / 54,533.45-75,252.43-30,663.83

Finding the Fourth Proportional to 54,533.45, 75,252.43 and 30,663.83

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Solution

The fourth proportional to 54,533.45, 75,252.43 and 30,663.83 is: 42,313.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,533.45 : 75,252.43 = 30,663.83 : x
  2. Step 2: Convert to fraction form
    54,533.45/75,252.43 = 30,663.83/x
  3. Step 3: Cross multiply
    54,533.45x = 75,252.43 × 30,663.83
  4. Step 4: Simplify right side
    54,533.45x = 2,307,527,720.61
  5. Step 5: Solve for x
    x = 2,307,527,720.61/54,533.45
  6. Step 6: Final answer
    x = 42,313.99

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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.