Home / 10,301.20-14,199.06-8,059.48

Finding the Fourth Proportional to 10,301.20, 14,199.06 and 8,059.48

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Solution

The fourth proportional to 10,301.20, 14,199.06 and 8,059.48 is: 11,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,301.20 : 14,199.06 = 8,059.48 : x
  2. Step 2: Convert to fraction form
    10,301.20/14,199.06 = 8,059.48/x
  3. Step 3: Cross multiply
    10,301.20x = 14,199.06 × 8,059.48
  4. Step 4: Simplify right side
    10,301.20x = 114,437,040.09
  5. Step 5: Solve for x
    x = 114,437,040.09/10,301.20
  6. Step 6: Final answer
    x = 11,109.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.