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Finding the Fourth Proportional to 59,847.85, 89,741.19 and 19,852.40

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Solution

The fourth proportional to 59,847.85, 89,741.19 and 19,852.40 is: 29,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,847.85 : 89,741.19 = 19,852.40 : x
  2. Step 2: Convert to fraction form
    59,847.85/89,741.19 = 19,852.40/x
  3. Step 3: Cross multiply
    59,847.85x = 89,741.19 × 19,852.40
  4. Step 4: Simplify right side
    59,847.85x = 1,781,578,000.36
  5. Step 5: Solve for x
    x = 1,781,578,000.36/59,847.85
  6. Step 6: Final answer
    x = 29,768.45

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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.