Home / 59,436.08-89,134.68-19,982.60

Finding the Fourth Proportional to 59,436.08, 89,134.68 and 19,982.60

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Solution

The fourth proportional to 59,436.08, 89,134.68 and 19,982.60 is: 29,967.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,436.08 : 89,134.68 = 19,982.60 : x
  2. Step 2: Convert to fraction form
    59,436.08/89,134.68 = 19,982.60/x
  3. Step 3: Cross multiply
    59,436.08x = 89,134.68 × 19,982.60
  4. Step 4: Simplify right side
    59,436.08x = 1,781,142,656.57
  5. Step 5: Solve for x
    x = 1,781,142,656.57/59,436.08
  6. Step 6: Final answer
    x = 29,967.36

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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.