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Finding the Fourth Proportional to 10,137.59, 15,208.01 and 4,295.06

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Solution

The fourth proportional to 10,137.59, 15,208.01 and 4,295.06 is: 6,443.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137.59 : 15,208.01 = 4,295.06 : x
  2. Step 2: Convert to fraction form
    10,137.59/15,208.01 = 4,295.06/x
  3. Step 3: Cross multiply
    10,137.59x = 15,208.01 × 4,295.06
  4. Step 4: Simplify right side
    10,137.59x = 65,319,291.05
  5. Step 5: Solve for x
    x = 65,319,291.05/10,137.59
  6. Step 6: Final answer
    x = 6,443.28

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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.