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Finding the Fourth Proportional to 14,101.89, 21,152.98 and 6,707.09

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Solution

The fourth proportional to 14,101.89, 21,152.98 and 6,707.09 is: 10,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.89 : 21,152.98 = 6,707.09 : x
  2. Step 2: Convert to fraction form
    14,101.89/21,152.98 = 6,707.09/x
  3. Step 3: Cross multiply
    14,101.89x = 21,152.98 × 6,707.09
  4. Step 4: Simplify right side
    14,101.89x = 141,875,001.89
  5. Step 5: Solve for x
    x = 141,875,001.89/14,101.89
  6. Step 6: Final answer
    x = 10,060.71

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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.