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Finding the Fourth Proportional to 110,880.72, 153,015.38 and 60,579.72

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Solution

The fourth proportional to 110,880.72, 153,015.38 and 60,579.72 is: 83,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,880.72 : 153,015.38 = 60,579.72 : x
  2. Step 2: Convert to fraction form
    110,880.72/153,015.38 = 60,579.72/x
  3. Step 3: Cross multiply
    110,880.72x = 153,015.38 × 60,579.72
  4. Step 4: Simplify right side
    110,880.72x = 9,269,628,876.09
  5. Step 5: Solve for x
    x = 9,269,628,876.09/110,880.72
  6. Step 6: Final answer
    x = 83,600.01

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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.