Home / 212,194.01-292,755.98-120,303.43

Finding the Fourth Proportional to 212,194.01, 292,755.98 and 120,303.43

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Solution

The fourth proportional to 212,194.01, 292,755.98 and 120,303.43 is: 165,978.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,194.01 : 292,755.98 = 120,303.43 : x
  2. Step 2: Convert to fraction form
    212,194.01/292,755.98 = 120,303.43/x
  3. Step 3: Cross multiply
    212,194.01x = 292,755.98 × 120,303.43
  4. Step 4: Simplify right side
    212,194.01x = 35,219,548,115.88
  5. Step 5: Solve for x
    x = 35,219,548,115.88/212,194.01
  6. Step 6: Final answer
    x = 165,978.05

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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.