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Finding the Fourth Proportional to 108,842.94, 150,200.73 and 61,095.06

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Solution

The fourth proportional to 108,842.94, 150,200.73 and 61,095.06 is: 84,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,842.94 : 150,200.73 = 61,095.06 : x
  2. Step 2: Convert to fraction form
    108,842.94/150,200.73 = 61,095.06/x
  3. Step 3: Cross multiply
    108,842.94x = 150,200.73 × 61,095.06
  4. Step 4: Simplify right side
    108,842.94x = 9,176,522,611.39
  5. Step 5: Solve for x
    x = 9,176,522,611.39/108,842.94
  6. Step 6: Final answer
    x = 84,309.76

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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.