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Finding the Fourth Proportional to 14,800.80, 22,201.14 and 7,015.08

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Solution

The fourth proportional to 14,800.80, 22,201.14 and 7,015.08 is: 10,522.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,800.80 : 22,201.14 = 7,015.08 : x
  2. Step 2: Convert to fraction form
    14,800.80/22,201.14 = 7,015.08/x
  3. Step 3: Cross multiply
    14,800.80x = 22,201.14 × 7,015.08
  4. Step 4: Simplify right side
    14,800.80x = 155,742,773.19
  5. Step 5: Solve for x
    x = 155,742,773.19/14,800.80
  6. Step 6: Final answer
    x = 10,522.59

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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.