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Finding the Fourth Proportional to 60,527.84, 90,940.04 and 57,170.80

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Solution

The fourth proportional to 60,527.84, 90,940.04 and 57,170.80 is: 85,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,527.84 : 90,940.04 = 57,170.80 : x
  2. Step 2: Convert to fraction form
    60,527.84/90,940.04 = 57,170.80/x
  3. Step 3: Cross multiply
    60,527.84x = 90,940.04 × 57,170.80
  4. Step 4: Simplify right side
    60,527.84x = 5,199,114,838.83
  5. Step 5: Solve for x
    x = 5,199,114,838.83/60,527.84
  6. Step 6: Final answer
    x = 85,896.26

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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.