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Finding the Fourth Proportional to 201,307.80, 301,616.10 and 95,899.80

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Solution

The fourth proportional to 201,307.80, 301,616.10 and 95,899.80 is: 143,685.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,307.80 : 301,616.10 = 95,899.80 : x
  2. Step 2: Convert to fraction form
    201,307.80/301,616.10 = 95,899.80/x
  3. Step 3: Cross multiply
    201,307.80x = 301,616.10 × 95,899.80
  4. Step 4: Simplify right side
    201,307.80x = 28,924,923,666.78
  5. Step 5: Solve for x
    x = 28,924,923,666.78/201,307.80
  6. Step 6: Final answer
    x = 143,685.06

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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.