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Finding the Fourth Proportional to 94,782.48, 130,797.36 and 60,756

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Solution

The fourth proportional to 94,782.48, 130,797.36 and 60,756 is: 83,841.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,782.48 : 130,797.36 = 60,756 : x
  2. Step 2: Convert to fraction form
    94,782.48/130,797.36 = 60,756/x
  3. Step 3: Cross multiply
    94,782.48x = 130,797.36 × 60,756
  4. Step 4: Simplify right side
    94,782.48x = 7,946,724,404.16
  5. Step 5: Solve for x
    x = 7,946,724,404.16/94,782.48
  6. Step 6: Final answer
    x = 83,841.70

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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.