Home / 211,686.85-292,131.17-116,202.25

Finding the Fourth Proportional to 211,686.85, 292,131.17 and 116,202.25

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Solution

The fourth proportional to 211,686.85, 292,131.17 and 116,202.25 is: 160,360.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,686.85 : 292,131.17 = 116,202.25 : x
  2. Step 2: Convert to fraction form
    211,686.85/292,131.17 = 116,202.25/x
  3. Step 3: Cross multiply
    211,686.85x = 292,131.17 × 116,202.25
  4. Step 4: Simplify right side
    211,686.85x = 33,946,299,249.13
  5. Step 5: Solve for x
    x = 33,946,299,249.13/211,686.85
  6. Step 6: Final answer
    x = 160,360.93

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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.