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Finding the Fourth Proportional to 110,880.30, 153,011.55 and 60,579.30

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Solution

The fourth proportional to 110,880.30, 153,011.55 and 60,579.30 is: 83,597.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,880.30 : 153,011.55 = 60,579.30 : x
  2. Step 2: Convert to fraction form
    110,880.30/153,011.55 = 60,579.30/x
  3. Step 3: Cross multiply
    110,880.30x = 153,011.55 × 60,579.30
  4. Step 4: Simplify right side
    110,880.30x = 9,269,332,590.92
  5. Step 5: Solve for x
    x = 9,269,332,590.92/110,880.30
  6. Step 6: Final answer
    x = 83,597.65

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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.