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Finding the Fourth Proportional to 66,083.63, 99,124.98 and 16,164.45

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Solution

The fourth proportional to 66,083.63, 99,124.98 and 16,164.45 is: 24,246.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,083.63 : 99,124.98 = 16,164.45 : x
  2. Step 2: Convert to fraction form
    66,083.63/99,124.98 = 16,164.45/x
  3. Step 3: Cross multiply
    66,083.63x = 99,124.98 × 16,164.45
  4. Step 4: Simplify right side
    66,083.63x = 1,602,300,782.96
  5. Step 5: Solve for x
    x = 1,602,300,782.96/66,083.63
  6. Step 6: Final answer
    x = 24,246.56

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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.