Home / 86,513.20-119,400.01-50,717.48

Finding the Fourth Proportional to 86,513.20, 119,400.01 and 50,717.48

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Solution

The fourth proportional to 86,513.20, 119,400.01 and 50,717.48 is: 69,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,513.20 : 119,400.01 = 50,717.48 : x
  2. Step 2: Convert to fraction form
    86,513.20/119,400.01 = 50,717.48/x
  3. Step 3: Cross multiply
    86,513.20x = 119,400.01 × 50,717.48
  4. Step 4: Simplify right side
    86,513.20x = 6,055,666,895.38
  5. Step 5: Solve for x
    x = 6,055,666,895.38/86,513.20
  6. Step 6: Final answer
    x = 69,997.03

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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.