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Finding the Fourth Proportional to 70,407.48, 105,600.18 and 23,022.24

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Solution

The fourth proportional to 70,407.48, 105,600.18 and 23,022.24 is: 34,529.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,407.48 : 105,600.18 = 23,022.24 : x
  2. Step 2: Convert to fraction form
    70,407.48/105,600.18 = 23,022.24/x
  3. Step 3: Cross multiply
    70,407.48x = 105,600.18 × 23,022.24
  4. Step 4: Simplify right side
    70,407.48x = 2,431,152,688.00
  5. Step 5: Solve for x
    x = 2,431,152,688.00/70,407.48
  6. Step 6: Final answer
    x = 34,529.75

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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.