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Finding the Fourth Proportional to 110,243.40, 152,137.02 and 59,943.48

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Solution

The fourth proportional to 110,243.40, 152,137.02 and 59,943.48 is: 82,722.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,243.40 : 152,137.02 = 59,943.48 : x
  2. Step 2: Convert to fraction form
    110,243.40/152,137.02 = 59,943.48/x
  3. Step 3: Cross multiply
    110,243.40x = 152,137.02 × 59,943.48
  4. Step 4: Simplify right side
    110,243.40x = 9,119,622,415.63
  5. Step 5: Solve for x
    x = 9,119,622,415.63/110,243.40
  6. Step 6: Final answer
    x = 82,722.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.