Home / 226,766.12-312,904.22-136,102.84

Finding the Fourth Proportional to 226,766.12, 312,904.22 and 136,102.84

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Solution

The fourth proportional to 226,766.12, 312,904.22 and 136,102.84 is: 187,802.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,766.12 : 312,904.22 = 136,102.84 : x
  2. Step 2: Convert to fraction form
    226,766.12/312,904.22 = 136,102.84/x
  3. Step 3: Cross multiply
    226,766.12x = 312,904.22 × 136,102.84
  4. Step 4: Simplify right side
    226,766.12x = 42,587,152,989.98
  5. Step 5: Solve for x
    x = 42,587,152,989.98/226,766.12
  6. Step 6: Final answer
    x = 187,802.10

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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.