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Finding the Fourth Proportional to 126,534.68, 174,611.04 and 69,942.68

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Solution

The fourth proportional to 126,534.68, 174,611.04 and 69,942.68 is: 96,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,534.68 : 174,611.04 = 69,942.68 : x
  2. Step 2: Convert to fraction form
    126,534.68/174,611.04 = 69,942.68/x
  3. Step 3: Cross multiply
    126,534.68x = 174,611.04 × 69,942.68
  4. Step 4: Simplify right side
    126,534.68x = 12,212,764,095.19
  5. Step 5: Solve for x
    x = 12,212,764,095.19/126,534.68
  6. Step 6: Final answer
    x = 96,517.13

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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.