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Finding the Fourth Proportional to 70,670.88, 106,021.97 and 23,284.07

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Solution

The fourth proportional to 70,670.88, 106,021.97 and 23,284.07 is: 34,931.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,670.88 : 106,021.97 = 23,284.07 : x
  2. Step 2: Convert to fraction form
    70,670.88/106,021.97 = 23,284.07/x
  3. Step 3: Cross multiply
    70,670.88x = 106,021.97 × 23,284.07
  4. Step 4: Simplify right side
    70,670.88x = 2,468,622,324.49
  5. Step 5: Solve for x
    x = 2,468,622,324.49/70,670.88
  6. Step 6: Final answer
    x = 34,931.25

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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.