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Finding the Fourth Proportional to 60,001.56, 90,012.06 and 18,448.56

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Solution

The fourth proportional to 60,001.56, 90,012.06 and 18,448.56 is: 27,675.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,001.56 : 90,012.06 = 18,448.56 : x
  2. Step 2: Convert to fraction form
    60,001.56/90,012.06 = 18,448.56/x
  3. Step 3: Cross multiply
    60,001.56x = 90,012.06 × 18,448.56
  4. Step 4: Simplify right side
    60,001.56x = 1,660,592,889.63
  5. Step 5: Solve for x
    x = 1,660,592,889.63/60,001.56
  6. Step 6: Final answer
    x = 27,675.83

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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.