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Finding the Fourth Proportional to 59,366.80, 89,040.48 and 21,944.40

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Solution

The fourth proportional to 59,366.80, 89,040.48 and 21,944.40 is: 32,913.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,366.80 : 89,040.48 = 21,944.40 : x
  2. Step 2: Convert to fraction form
    59,366.80/89,040.48 = 21,944.40/x
  3. Step 3: Cross multiply
    59,366.80x = 89,040.48 × 21,944.40
  4. Step 4: Simplify right side
    59,366.80x = 1,953,939,909.31
  5. Step 5: Solve for x
    x = 1,953,939,909.31/59,366.80
  6. Step 6: Final answer
    x = 32,913.01

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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.