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Finding the Fourth Proportional to 14,030.44, 21,025.60 and 10,303.44

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Solution

The fourth proportional to 14,030.44, 21,025.60 and 10,303.44 is: 15,440.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.44 : 21,025.60 = 10,303.44 : x
  2. Step 2: Convert to fraction form
    14,030.44/21,025.60 = 10,303.44/x
  3. Step 3: Cross multiply
    14,030.44x = 21,025.60 × 10,303.44
  4. Step 4: Simplify right side
    14,030.44x = 216,636,008.06
  5. Step 5: Solve for x
    x = 216,636,008.06/14,030.44
  6. Step 6: Final answer
    x = 15,440.43

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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.