Home / 211,687.08-292,129.11-116,194.56

Finding the Fourth Proportional to 211,687.08, 292,129.11 and 116,194.56

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Solution

The fourth proportional to 211,687.08, 292,129.11 and 116,194.56 is: 160,349.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,687.08 : 292,129.11 = 116,194.56 : x
  2. Step 2: Convert to fraction form
    211,687.08/292,129.11 = 116,194.56/x
  3. Step 3: Cross multiply
    211,687.08x = 292,129.11 × 116,194.56
  4. Step 4: Simplify right side
    211,687.08x = 33,943,813,399.64
  5. Step 5: Solve for x
    x = 33,943,813,399.64/211,687.08
  6. Step 6: Final answer
    x = 160,349.01

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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.