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Finding the Fourth Proportional to 243,643.54, 365,527.59 and 93,843.62

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Solution

The fourth proportional to 243,643.54, 365,527.59 and 93,843.62 is: 140,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,643.54 : 365,527.59 = 93,843.62 : x
  2. Step 2: Convert to fraction form
    243,643.54/365,527.59 = 93,843.62/x
  3. Step 3: Cross multiply
    243,643.54x = 365,527.59 × 93,843.62
  4. Step 4: Simplify right side
    243,643.54x = 34,302,432,255.48
  5. Step 5: Solve for x
    x = 34,302,432,255.48/243,643.54
  6. Step 6: Final answer
    x = 140,789.42

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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.