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Finding the Fourth Proportional to 70,323.53, 97,027.28 and 40,097.83

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Solution

The fourth proportional to 70,323.53, 97,027.28 and 40,097.83 is: 55,324.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,323.53 : 97,027.28 = 40,097.83 : x
  2. Step 2: Convert to fraction form
    70,323.53/97,027.28 = 40,097.83/x
  3. Step 3: Cross multiply
    70,323.53x = 97,027.28 × 40,097.83
  4. Step 4: Simplify right side
    70,323.53x = 3,890,583,378.80
  5. Step 5: Solve for x
    x = 3,890,583,378.80/70,323.53
  6. Step 6: Final answer
    x = 55,324.06

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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.