Home / 206,727.04-285,265.80-125,085.70

Finding the Fourth Proportional to 206,727.04, 285,265.80 and 125,085.70

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Solution

The fourth proportional to 206,727.04, 285,265.80 and 125,085.70 is: 172,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,727.04 : 285,265.80 = 125,085.70 : x
  2. Step 2: Convert to fraction form
    206,727.04/285,265.80 = 125,085.70/x
  3. Step 3: Cross multiply
    206,727.04x = 285,265.80 × 125,085.70
  4. Step 4: Simplify right side
    206,727.04x = 35,682,672,279.06
  5. Step 5: Solve for x
    x = 35,682,672,279.06/206,727.04
  6. Step 6: Final answer
    x = 172,607.67

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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.