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Finding the Fourth Proportional to 36,498.98, 54,751.98 and 10,203.68

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Solution

The fourth proportional to 36,498.98, 54,751.98 and 10,203.68 is: 15,306.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,498.98 : 54,751.98 = 10,203.68 : x
  2. Step 2: Convert to fraction form
    36,498.98/54,751.98 = 10,203.68/x
  3. Step 3: Cross multiply
    36,498.98x = 54,751.98 × 10,203.68
  4. Step 4: Simplify right side
    36,498.98x = 558,671,683.29
  5. Step 5: Solve for x
    x = 558,671,683.29/36,498.98
  6. Step 6: Final answer
    x = 15,306.50

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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.