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Finding the Fourth Proportional to 59,930.40, 89,946.80 and 26,701.60

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Solution

The fourth proportional to 59,930.40, 89,946.80 and 26,701.60 is: 40,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,930.40 : 89,946.80 = 26,701.60 : x
  2. Step 2: Convert to fraction form
    59,930.40/89,946.80 = 26,701.60/x
  3. Step 3: Cross multiply
    59,930.40x = 89,946.80 × 26,701.60
  4. Step 4: Simplify right side
    59,930.40x = 2,401,723,474.88
  5. Step 5: Solve for x
    x = 2,401,723,474.88/59,930.40
  6. Step 6: Final answer
    x = 40,075.21

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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.