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Finding the Fourth Proportional to 70,914.99, 106,385.14 and 23,532.92

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Solution

The fourth proportional to 70,914.99, 106,385.14 and 23,532.92 is: 35,303.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,914.99 : 106,385.14 = 23,532.92 : x
  2. Step 2: Convert to fraction form
    70,914.99/106,385.14 = 23,532.92/x
  3. Step 3: Cross multiply
    70,914.99x = 106,385.14 × 23,532.92
  4. Step 4: Simplify right side
    70,914.99x = 2,503,552,988.81
  5. Step 5: Solve for x
    x = 2,503,552,988.81/70,914.99
  6. Step 6: Final answer
    x = 35,303.58

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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.