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Finding the Fourth Proportional to 60,283.93, 90,440.88 and 18,163.06

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Solution

The fourth proportional to 60,283.93, 90,440.88 and 18,163.06 is: 27,249.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,283.93 : 90,440.88 = 18,163.06 : x
  2. Step 2: Convert to fraction form
    60,283.93/90,440.88 = 18,163.06/x
  3. Step 3: Cross multiply
    60,283.93x = 90,440.88 × 18,163.06
  4. Step 4: Simplify right side
    60,283.93x = 1,642,683,129.89
  5. Step 5: Solve for x
    x = 1,642,683,129.89/60,283.93
  6. Step 6: Final answer
    x = 27,249.10

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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.