Home / 126,206.89-174,152.05-69,618.26

Finding the Fourth Proportional to 126,206.89, 174,152.05 and 69,618.26

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Solution

The fourth proportional to 126,206.89, 174,152.05 and 69,618.26 is: 96,065.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,206.89 : 174,152.05 = 69,618.26 : x
  2. Step 2: Convert to fraction form
    126,206.89/174,152.05 = 69,618.26/x
  3. Step 3: Cross multiply
    126,206.89x = 174,152.05 × 69,618.26
  4. Step 4: Simplify right side
    126,206.89x = 12,124,162,696.43
  5. Step 5: Solve for x
    x = 12,124,162,696.43/126,206.89
  6. Step 6: Final answer
    x = 96,065.77

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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.