Home / 251,536.06-347,109.72-136,814.80

Finding the Fourth Proportional to 251,536.06, 347,109.72 and 136,814.80

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Solution

The fourth proportional to 251,536.06, 347,109.72 and 136,814.80 is: 188,798.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,536.06 : 347,109.72 = 136,814.80 : x
  2. Step 2: Convert to fraction form
    251,536.06/347,109.72 = 136,814.80/x
  3. Step 3: Cross multiply
    251,536.06x = 347,109.72 × 136,814.80
  4. Step 4: Simplify right side
    251,536.06x = 47,489,746,919.86
  5. Step 5: Solve for x
    x = 47,489,746,919.86/251,536.06
  6. Step 6: Final answer
    x = 188,798.96

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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.