Home / 206,830.53-285,395.04-116,169.12

Finding the Fourth Proportional to 206,830.53, 285,395.04 and 116,169.12

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Solution

The fourth proportional to 206,830.53, 285,395.04 and 116,169.12 is: 160,295.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,830.53 : 285,395.04 = 116,169.12 : x
  2. Step 2: Convert to fraction form
    206,830.53/285,395.04 = 116,169.12/x
  3. Step 3: Cross multiply
    206,830.53x = 285,395.04 × 116,169.12
  4. Step 4: Simplify right side
    206,830.53x = 33,154,090,649.16
  5. Step 5: Solve for x
    x = 33,154,090,649.16/206,830.53
  6. Step 6: Final answer
    x = 160,295.92

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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.