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Finding the Fourth Proportional to 60,153.63, 90,235.30 and 18,600.63

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Solution

The fourth proportional to 60,153.63, 90,235.30 and 18,600.63 is: 27,902.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,153.63 : 90,235.30 = 18,600.63 : x
  2. Step 2: Convert to fraction form
    60,153.63/90,235.30 = 18,600.63/x
  3. Step 3: Cross multiply
    60,153.63x = 90,235.30 × 18,600.63
  4. Step 4: Simplify right side
    60,153.63x = 1,678,433,428.24
  5. Step 5: Solve for x
    x = 1,678,433,428.24/60,153.63
  6. Step 6: Final answer
    x = 27,902.45

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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.