Home / 59,871.24-89,813.34-18,321.48

Finding the Fourth Proportional to 59,871.24, 89,813.34 and 18,321.48

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Solution

The fourth proportional to 59,871.24, 89,813.34 and 18,321.48 is: 27,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,871.24 : 89,813.34 = 18,321.48 : x
  2. Step 2: Convert to fraction form
    59,871.24/89,813.34 = 18,321.48/x
  3. Step 3: Cross multiply
    59,871.24x = 89,813.34 × 18,321.48
  4. Step 4: Simplify right side
    59,871.24x = 1,645,513,312.54
  5. Step 5: Solve for x
    x = 1,645,513,312.54/59,871.24
  6. Step 6: Final answer
    x = 27,484.20

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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.