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Finding the Fourth Proportional to 14,384.16, 19,850.22 and 8,010.90

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Solution

The fourth proportional to 14,384.16, 19,850.22 and 8,010.90 is: 11,055.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,384.16 : 19,850.22 = 8,010.90 : x
  2. Step 2: Convert to fraction form
    14,384.16/19,850.22 = 8,010.90/x
  3. Step 3: Cross multiply
    14,384.16x = 19,850.22 × 8,010.90
  4. Step 4: Simplify right side
    14,384.16x = 159,018,127.40
  5. Step 5: Solve for x
    x = 159,018,127.40/14,384.16
  6. Step 6: Final answer
    x = 11,055.09

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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.