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Finding the Fourth Proportional to 110,880.80, 153,012.24 and 60,579.80

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Solution

The fourth proportional to 110,880.80, 153,012.24 and 60,579.80 is: 83,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,880.80 : 153,012.24 = 60,579.80 : x
  2. Step 2: Convert to fraction form
    110,880.80/153,012.24 = 60,579.80/x
  3. Step 3: Cross multiply
    110,880.80x = 153,012.24 × 60,579.80
  4. Step 4: Simplify right side
    110,880.80x = 9,269,450,896.75
  5. Step 5: Solve for x
    x = 9,269,450,896.75/110,880.80
  6. Step 6: Final answer
    x = 83,598.34

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1.5x scale

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.