Home / 59,331.45-89,010.50-19,887.55

Finding the Fourth Proportional to 59,331.45, 89,010.50 and 19,887.55

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Solution

The fourth proportional to 59,331.45, 89,010.50 and 19,887.55 is: 29,835.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,331.45 : 89,010.50 = 19,887.55 : x
  2. Step 2: Convert to fraction form
    59,331.45/89,010.50 = 19,887.55/x
  3. Step 3: Cross multiply
    59,331.45x = 89,010.50 × 19,887.55
  4. Step 4: Simplify right side
    59,331.45x = 1,770,200,769.28
  5. Step 5: Solve for x
    x = 1,770,200,769.28/59,331.45
  6. Step 6: Final answer
    x = 29,835.79

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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.