Home / 86,665.36-119,598.99-50,855.97

Finding the Fourth Proportional to 86,665.36, 119,598.99 and 50,855.97

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Solution

The fourth proportional to 86,665.36, 119,598.99 and 50,855.97 is: 70,181.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,665.36 : 119,598.99 = 50,855.97 : x
  2. Step 2: Convert to fraction form
    86,665.36/119,598.99 = 50,855.97/x
  3. Step 3: Cross multiply
    86,665.36x = 119,598.99 × 50,855.97
  4. Step 4: Simplify right side
    86,665.36x = 6,082,322,647.47
  5. Step 5: Solve for x
    x = 6,082,322,647.47/86,665.36
  6. Step 6: Final answer
    x = 70,181.70

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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.