Home / 69,688.56-96,171.24-39,473.13

Finding the Fourth Proportional to 69,688.56, 96,171.24 and 39,473.13

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Solution

The fourth proportional to 69,688.56, 96,171.24 and 39,473.13 is: 54,473.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,688.56 : 96,171.24 = 39,473.13 : x
  2. Step 2: Convert to fraction form
    69,688.56/96,171.24 = 39,473.13/x
  3. Step 3: Cross multiply
    69,688.56x = 96,171.24 × 39,473.13
  4. Step 4: Simplify right side
    69,688.56x = 3,796,179,858.78
  5. Step 5: Solve for x
    x = 3,796,179,858.78/69,688.56
  6. Step 6: Final answer
    x = 54,473.50

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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.