Home / 206,596.04-285,108.24-126,005.12

Finding the Fourth Proportional to 206,596.04, 285,108.24 and 126,005.12

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Solution

The fourth proportional to 206,596.04, 285,108.24 and 126,005.12 is: 173,890.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,596.04 : 285,108.24 = 126,005.12 : x
  2. Step 2: Convert to fraction form
    206,596.04/285,108.24 = 126,005.12/x
  3. Step 3: Cross multiply
    206,596.04x = 285,108.24 × 126,005.12
  4. Step 4: Simplify right side
    206,596.04x = 35,925,097,994.19
  5. Step 5: Solve for x
    x = 35,925,097,994.19/206,596.04
  6. Step 6: Final answer
    x = 173,890.55

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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.