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Finding the Fourth Proportional to 97,364.55, 134,364.09 and 54,348.10

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Solution

The fourth proportional to 97,364.55, 134,364.09 and 54,348.10 is: 75,000.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,364.55 : 134,364.09 = 54,348.10 : x
  2. Step 2: Convert to fraction form
    97,364.55/134,364.09 = 54,348.10/x
  3. Step 3: Cross multiply
    97,364.55x = 134,364.09 × 54,348.10
  4. Step 4: Simplify right side
    97,364.55x = 7,302,432,999.73
  5. Step 5: Solve for x
    x = 7,302,432,999.73/97,364.55
  6. Step 6: Final answer
    x = 75,000.94

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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.