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Finding the Fourth Proportional to 243,640.44, 365,598.90 and 96,000.12

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Solution

The fourth proportional to 243,640.44, 365,598.90 and 96,000.12 is: 144,054.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,640.44 : 365,598.90 = 96,000.12 : x
  2. Step 2: Convert to fraction form
    243,640.44/365,598.90 = 96,000.12/x
  3. Step 3: Cross multiply
    243,640.44x = 365,598.90 × 96,000.12
  4. Step 4: Simplify right side
    243,640.44x = 35,097,538,271.87
  5. Step 5: Solve for x
    x = 35,097,538,271.87/243,640.44
  6. Step 6: Final answer
    x = 144,054.65

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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.