Home / 226,648.80-312,783.93-124,682.22

Finding the Fourth Proportional to 226,648.80, 312,783.93 and 124,682.22

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Solution

The fourth proportional to 226,648.80, 312,783.93 and 124,682.22 is: 172,066.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,648.80 : 312,783.93 = 124,682.22 : x
  2. Step 2: Convert to fraction form
    226,648.80/312,783.93 = 124,682.22/x
  3. Step 3: Cross multiply
    226,648.80x = 312,783.93 × 124,682.22
  4. Step 4: Simplify right side
    226,648.80x = 38,998,594,772.72
  5. Step 5: Solve for x
    x = 38,998,594,772.72/226,648.80
  6. Step 6: Final answer
    x = 172,066.19

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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.