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Finding the Fourth Proportional to 101,080.80, 151,730.55 and 63,683.10

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Solution

The fourth proportional to 101,080.80, 151,730.55 and 63,683.10 is: 95,593.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,080.80 : 151,730.55 = 63,683.10 : x
  2. Step 2: Convert to fraction form
    101,080.80/151,730.55 = 63,683.10/x
  3. Step 3: Cross multiply
    101,080.80x = 151,730.55 × 63,683.10
  4. Step 4: Simplify right side
    101,080.80x = 9,662,671,788.71
  5. Step 5: Solve for x
    x = 9,662,671,788.71/101,080.80
  6. Step 6: Final answer
    x = 95,593.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.