Home / 211,771.30-292,259.74-140,026.90

Finding the Fourth Proportional to 211,771.30, 292,259.74 and 140,026.90

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Solution

The fourth proportional to 211,771.30, 292,259.74 and 140,026.90 is: 193,247.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,771.30 : 292,259.74 = 140,026.90 : x
  2. Step 2: Convert to fraction form
    211,771.30/292,259.74 = 140,026.90/x
  3. Step 3: Cross multiply
    211,771.30x = 292,259.74 × 140,026.90
  4. Step 4: Simplify right side
    211,771.30x = 40,924,225,387.01
  5. Step 5: Solve for x
    x = 40,924,225,387.01/211,771.30
  6. Step 6: Final answer
    x = 193,247.27

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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.