Home / 59,439.04-89,163.20-19,995.84

Finding the Fourth Proportional to 59,439.04, 89,163.20 and 19,995.84

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Solution

The fourth proportional to 59,439.04, 89,163.20 and 19,995.84 is: 29,995.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,439.04 : 89,163.20 = 19,995.84 : x
  2. Step 2: Convert to fraction form
    59,439.04/89,163.20 = 19,995.84/x
  3. Step 3: Cross multiply
    59,439.04x = 89,163.20 × 19,995.84
  4. Step 4: Simplify right side
    59,439.04x = 1,782,893,081.09
  5. Step 5: Solve for x
    x = 1,782,893,081.09/59,439.04
  6. Step 6: Final answer
    x = 29,995.32

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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.