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Finding the Fourth Proportional to 97,436.91, 134,463.39 and 52,724.91

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Solution

The fourth proportional to 97,436.91, 134,463.39 and 52,724.91 is: 72,760.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,436.91 : 134,463.39 = 52,724.91 : x
  2. Step 2: Convert to fraction form
    97,436.91/134,463.39 = 52,724.91/x
  3. Step 3: Cross multiply
    97,436.91x = 134,463.39 × 52,724.91
  4. Step 4: Simplify right side
    97,436.91x = 7,089,570,136.04
  5. Step 5: Solve for x
    x = 7,089,570,136.04/97,436.91
  6. Step 6: Final answer
    x = 72,760.62

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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.