Home / 199,034.55-274,649.60-118,449.07

Finding the Fourth Proportional to 199,034.55, 274,649.60 and 118,449.07

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Solution

The fourth proportional to 199,034.55, 274,649.60 and 118,449.07 is: 163,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,034.55 : 274,649.60 = 118,449.07 : x
  2. Step 2: Convert to fraction form
    199,034.55/274,649.60 = 118,449.07/x
  3. Step 3: Cross multiply
    199,034.55x = 274,649.60 × 118,449.07
  4. Step 4: Simplify right side
    199,034.55x = 32,531,989,305.37
  5. Step 5: Solve for x
    x = 32,531,989,305.37/199,034.55
  6. Step 6: Final answer
    x = 163,448.96

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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.