Home / 205,117.77-306,665.13-173,876.46

Finding the Fourth Proportional to 205,117.77, 306,665.13 and 173,876.46

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Solution

The fourth proportional to 205,117.77, 306,665.13 and 173,876.46 is: 259,957.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,117.77 : 306,665.13 = 173,876.46 : x
  2. Step 2: Convert to fraction form
    205,117.77/306,665.13 = 173,876.46/x
  3. Step 3: Cross multiply
    205,117.77x = 306,665.13 × 173,876.46
  4. Step 4: Simplify right side
    205,117.77x = 53,321,847,209.84
  5. Step 5: Solve for x
    x = 53,321,847,209.84/205,117.77
  6. Step 6: Final answer
    x = 259,957.23

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1.5x scale

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.