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Finding the Fourth Proportional to 126,098.80, 174,015.44 and 69,510.08

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Solution

The fourth proportional to 126,098.80, 174,015.44 and 69,510.08 is: 95,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,098.80 : 174,015.44 = 69,510.08 : x
  2. Step 2: Convert to fraction form
    126,098.80/174,015.44 = 69,510.08/x
  3. Step 3: Cross multiply
    126,098.80x = 174,015.44 × 69,510.08
  4. Step 4: Simplify right side
    126,098.80x = 12,095,827,155.64
  5. Step 5: Solve for x
    x = 12,095,827,155.64/126,098.80
  6. Step 6: Final answer
    x = 95,923.41

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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.