Home / 253,513.36-380,269-63,974.16

Finding the Fourth Proportional to 253,513.36, 380,269 and 63,974.16

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Solution

The fourth proportional to 253,513.36, 380,269 and 63,974.16 is: 95,960.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,513.36 : 380,269 = 63,974.16 : x
  2. Step 2: Convert to fraction form
    253,513.36/380,269 = 63,974.16/x
  3. Step 3: Cross multiply
    253,513.36x = 380,269 × 63,974.16
  4. Step 4: Simplify right side
    253,513.36x = 24,327,389,849.04
  5. Step 5: Solve for x
    x = 24,327,389,849.04/253,513.36
  6. Step 6: Final answer
    x = 95,960.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.