Home / 211,146.24-291,479.04-125,099.52

Finding the Fourth Proportional to 211,146.24, 291,479.04 and 125,099.52

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Solution

The fourth proportional to 211,146.24, 291,479.04 and 125,099.52 is: 172,694.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,146.24 : 291,479.04 = 125,099.52 : x
  2. Step 2: Convert to fraction form
    211,146.24/291,479.04 = 125,099.52/x
  3. Step 3: Cross multiply
    211,146.24x = 291,479.04 × 125,099.52
  4. Step 4: Simplify right side
    211,146.24x = 36,463,887,994.06
  5. Step 5: Solve for x
    x = 36,463,887,994.06/211,146.24
  6. Step 6: Final answer
    x = 172,694.94

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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.