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Finding the Fourth Proportional to 23,970.79, 35,955.88 and 7,331.36

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Solution

The fourth proportional to 23,970.79, 35,955.88 and 7,331.36 is: 10,996.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,970.79 : 35,955.88 = 7,331.36 : x
  2. Step 2: Convert to fraction form
    23,970.79/35,955.88 = 7,331.36/x
  3. Step 3: Cross multiply
    23,970.79x = 35,955.88 × 7,331.36
  4. Step 4: Simplify right side
    23,970.79x = 263,605,463.74
  5. Step 5: Solve for x
    x = 263,605,463.74/23,970.79
  6. Step 6: Final answer
    x = 10,996.95

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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.