Home / 211,058.48-291,259.35-114,261.62

Finding the Fourth Proportional to 211,058.48, 291,259.35 and 114,261.62

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Solution

The fourth proportional to 211,058.48, 291,259.35 and 114,261.62 is: 157,680.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,058.48 : 291,259.35 = 114,261.62 : x
  2. Step 2: Convert to fraction form
    211,058.48/291,259.35 = 114,261.62/x
  3. Step 3: Cross multiply
    211,058.48x = 291,259.35 × 114,261.62
  4. Step 4: Simplify right side
    211,058.48x = 33,279,765,171.15
  5. Step 5: Solve for x
    x = 33,279,765,171.15/211,058.48
  6. Step 6: Final answer
    x = 157,680.30

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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.