Home / 69,966.14-104,980.12-36,678.24

Finding the Fourth Proportional to 69,966.14, 104,980.12 and 36,678.24

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Solution

The fourth proportional to 69,966.14, 104,980.12 and 36,678.24 is: 55,033.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,966.14 : 104,980.12 = 36,678.24 : x
  2. Step 2: Convert to fraction form
    69,966.14/104,980.12 = 36,678.24/x
  3. Step 3: Cross multiply
    69,966.14x = 104,980.12 × 36,678.24
  4. Step 4: Simplify right side
    69,966.14x = 3,850,485,944.89
  5. Step 5: Solve for x
    x = 3,850,485,944.89/69,966.14
  6. Step 6: Final answer
    x = 55,033.57

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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.