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Finding the Fourth Proportional to 66,988.83, 100,499.99 and 24,880.92

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Solution

The fourth proportional to 66,988.83, 100,499.99 and 24,880.92 is: 37,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,988.83 : 100,499.99 = 24,880.92 : x
  2. Step 2: Convert to fraction form
    66,988.83/100,499.99 = 24,880.92/x
  3. Step 3: Cross multiply
    66,988.83x = 100,499.99 × 24,880.92
  4. Step 4: Simplify right side
    66,988.83x = 2,500,532,211.19
  5. Step 5: Solve for x
    x = 2,500,532,211.19/66,988.83
  6. Step 6: Final answer
    x = 37,327.60

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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.