Home / 211,642.52-292,065.76-116,150.76

Finding the Fourth Proportional to 211,642.52, 292,065.76 and 116,150.76

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Solution

The fourth proportional to 211,642.52, 292,065.76 and 116,150.76 is: 160,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,642.52 : 292,065.76 = 116,150.76 : x
  2. Step 2: Convert to fraction form
    211,642.52/292,065.76 = 116,150.76/x
  3. Step 3: Cross multiply
    211,642.52x = 292,065.76 × 116,150.76
  4. Step 4: Simplify right side
    211,642.52x = 33,923,659,993.98
  5. Step 5: Solve for x
    x = 33,923,659,993.98/211,642.52
  6. Step 6: Final answer
    x = 160,287.55

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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.