Home / 342,741.02-472,982.22-191,838.02

Finding the Fourth Proportional to 342,741.02, 472,982.22 and 191,838.02

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Solution

The fourth proportional to 342,741.02, 472,982.22 and 191,838.02 is: 264,736.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,741.02 : 472,982.22 = 191,838.02 : x
  2. Step 2: Convert to fraction form
    342,741.02/472,982.22 = 191,838.02/x
  3. Step 3: Cross multiply
    342,741.02x = 472,982.22 × 191,838.02
  4. Step 4: Simplify right side
    342,741.02x = 90,735,970,215.09
  5. Step 5: Solve for x
    x = 90,735,970,215.09/342,741.02
  6. Step 6: Final answer
    x = 264,736.25

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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.