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Finding the Fourth Proportional to 66,083.72, 99,124.73 and 16,164.23

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Solution

The fourth proportional to 66,083.72, 99,124.73 and 16,164.23 is: 24,246.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,083.72 : 99,124.73 = 16,164.23 : x
  2. Step 2: Convert to fraction form
    66,083.72/99,124.73 = 16,164.23/x
  3. Step 3: Cross multiply
    66,083.72x = 99,124.73 × 16,164.23
  4. Step 4: Simplify right side
    66,083.72x = 1,602,274,934.41
  5. Step 5: Solve for x
    x = 1,602,274,934.41/66,083.72
  6. Step 6: Final answer
    x = 24,246.14

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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.