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Finding the Fourth Proportional to 110,522.79, 152,522.60 and 60,221.79

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Solution

The fourth proportional to 110,522.79, 152,522.60 and 60,221.79 is: 83,106.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,522.79 : 152,522.60 = 60,221.79 : x
  2. Step 2: Convert to fraction form
    110,522.79/152,522.60 = 60,221.79/x
  3. Step 3: Cross multiply
    110,522.79x = 152,522.60 × 60,221.79
  4. Step 4: Simplify right side
    110,522.79x = 9,185,183,686.35
  5. Step 5: Solve for x
    x = 9,185,183,686.35/110,522.79
  6. Step 6: Final answer
    x = 83,106.69

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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.