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Finding the Fourth Proportional to 39,497.80, 59,246.69 and 15,816.01

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Solution

The fourth proportional to 39,497.80, 59,246.69 and 15,816.01 is: 23,724.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,497.80 : 59,246.69 = 15,816.01 : x
  2. Step 2: Convert to fraction form
    39,497.80/59,246.69 = 15,816.01/x
  3. Step 3: Cross multiply
    39,497.80x = 59,246.69 × 15,816.01
  4. Step 4: Simplify right side
    39,497.80x = 937,046,241.51
  5. Step 5: Solve for x
    x = 937,046,241.51/39,497.80
  6. Step 6: Final answer
    x = 23,724.01

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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.