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Finding the Fourth Proportional to 66,205.50, 99,276.99 and 24,055.84

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Solution

The fourth proportional to 66,205.50, 99,276.99 and 24,055.84 is: 36,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,205.50 : 99,276.99 = 24,055.84 : x
  2. Step 2: Convert to fraction form
    66,205.50/99,276.99 = 24,055.84/x
  3. Step 3: Cross multiply
    66,205.50x = 99,276.99 × 24,055.84
  4. Step 4: Simplify right side
    66,205.50x = 2,388,191,387.12
  5. Step 5: Solve for x
    x = 2,388,191,387.12/66,205.50
  6. Step 6: Final answer
    x = 36,072.40

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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.