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Finding the Fourth Proportional to 59,389.80, 88,911.90 and 36,004.20

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Solution

The fourth proportional to 59,389.80, 88,911.90 and 36,004.20 is: 53,901.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,389.80 : 88,911.90 = 36,004.20 : x
  2. Step 2: Convert to fraction form
    59,389.80/88,911.90 = 36,004.20/x
  3. Step 3: Cross multiply
    59,389.80x = 88,911.90 × 36,004.20
  4. Step 4: Simplify right side
    59,389.80x = 3,201,201,829.98
  5. Step 5: Solve for x
    x = 3,201,201,829.98/59,389.80
  6. Step 6: Final answer
    x = 53,901.54

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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.