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Finding the Fourth Proportional to 36,501.90, 54,746.10 and 10,201.20

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Solution

The fourth proportional to 36,501.90, 54,746.10 and 10,201.20 is: 15,299.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,501.90 : 54,746.10 = 10,201.20 : x
  2. Step 2: Convert to fraction form
    36,501.90/54,746.10 = 10,201.20/x
  3. Step 3: Cross multiply
    36,501.90x = 54,746.10 × 10,201.20
  4. Step 4: Simplify right side
    36,501.90x = 558,475,915.32
  5. Step 5: Solve for x
    x = 558,475,915.32/36,501.90
  6. Step 6: Final answer
    x = 15,299.91

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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.