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Finding the Fourth Proportional to 97,000.67, 133,845.50 and 54,551.00

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Solution

The fourth proportional to 97,000.67, 133,845.50 and 54,551.00 is: 75,271.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,000.67 : 133,845.50 = 54,551.00 : x
  2. Step 2: Convert to fraction form
    97,000.67/133,845.50 = 54,551.00/x
  3. Step 3: Cross multiply
    97,000.67x = 133,845.50 × 54,551.00
  4. Step 4: Simplify right side
    97,000.67x = 7,301,406,034.64
  5. Step 5: Solve for x
    x = 7,301,406,034.64/97,000.67
  6. Step 6: Final answer
    x = 75,271.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.