Home / 53,330.08-73,553.52-49,753.12

Finding the Fourth Proportional to 53,330.08, 73,553.52 and 49,753.12

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Solution

The fourth proportional to 53,330.08, 73,553.52 and 49,753.12 is: 68,620.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,330.08 : 73,553.52 = 49,753.12 : x
  2. Step 2: Convert to fraction form
    53,330.08/73,553.52 = 49,753.12/x
  3. Step 3: Cross multiply
    53,330.08x = 73,553.52 × 49,753.12
  4. Step 4: Simplify right side
    53,330.08x = 3,659,517,106.98
  5. Step 5: Solve for x
    x = 3,659,517,106.98/53,330.08
  6. Step 6: Final answer
    x = 68,620.13

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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.