Home / 211,904.01-292,504.30-140,307.10

Finding the Fourth Proportional to 211,904.01, 292,504.30 and 140,307.10

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Solution

The fourth proportional to 211,904.01, 292,504.30 and 140,307.10 is: 193,674.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,904.01 : 292,504.30 = 140,307.10 : x
  2. Step 2: Convert to fraction form
    211,904.01/292,504.30 = 140,307.10/x
  3. Step 3: Cross multiply
    211,904.01x = 292,504.30 × 140,307.10
  4. Step 4: Simplify right side
    211,904.01x = 41,040,429,991.75
  5. Step 5: Solve for x
    x = 41,040,429,991.75/211,904.01
  6. Step 6: Final answer
    x = 193,674.63

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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.