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Finding the Fourth Proportional to 110,461.60, 152,436.99 and 60,160.60

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Solution

The fourth proportional to 110,461.60, 152,436.99 and 60,160.60 is: 83,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,461.60 : 152,436.99 = 60,160.60 : x
  2. Step 2: Convert to fraction form
    110,461.60/152,436.99 = 60,160.60/x
  3. Step 3: Cross multiply
    110,461.60x = 152,436.99 × 60,160.60
  4. Step 4: Simplify right side
    110,461.60x = 9,170,700,780.59
  5. Step 5: Solve for x
    x = 9,170,700,780.59/110,461.60
  6. Step 6: Final answer
    x = 83,021.62

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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.