Home / 86,455.54-119,338.41-50,657.14

Finding the Fourth Proportional to 86,455.54, 119,338.41 and 50,657.14

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Solution

The fourth proportional to 86,455.54, 119,338.41 and 50,657.14 is: 69,924.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,455.54 : 119,338.41 = 50,657.14 : x
  2. Step 2: Convert to fraction form
    86,455.54/119,338.41 = 50,657.14/x
  3. Step 3: Cross multiply
    86,455.54x = 119,338.41 × 50,657.14
  4. Step 4: Simplify right side
    86,455.54x = 6,045,342,542.75
  5. Step 5: Solve for x
    x = 6,045,342,542.75/86,455.54
  6. Step 6: Final answer
    x = 69,924.29

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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.