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Finding the Fourth Proportional to 149,944.80, 224,884.80 and 65,704.80

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Solution

The fourth proportional to 149,944.80, 224,884.80 and 65,704.80 is: 98,543.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,944.80 : 224,884.80 = 65,704.80 : x
  2. Step 2: Convert to fraction form
    149,944.80/224,884.80 = 65,704.80/x
  3. Step 3: Cross multiply
    149,944.80x = 224,884.80 × 65,704.80
  4. Step 4: Simplify right side
    149,944.80x = 14,776,010,807.04
  5. Step 5: Solve for x
    x = 14,776,010,807.04/149,944.80
  6. Step 6: Final answer
    x = 98,543.00

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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.