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Finding the Fourth Proportional to 70,955.22, 106,443.06 and 23,554.20

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Solution

The fourth proportional to 70,955.22, 106,443.06 and 23,554.20 is: 35,334.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,955.22 : 106,443.06 = 23,554.20 : x
  2. Step 2: Convert to fraction form
    70,955.22/106,443.06 = 23,554.20/x
  3. Step 3: Cross multiply
    70,955.22x = 106,443.06 × 23,554.20
  4. Step 4: Simplify right side
    70,955.22x = 2,507,181,123.85
  5. Step 5: Solve for x
    x = 2,507,181,123.85/70,955.22
  6. Step 6: Final answer
    x = 35,334.70

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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.