Home / 191,743.44-265,084.22-143,913.75

Finding the Fourth Proportional to 191,743.44, 265,084.22 and 143,913.75

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Solution

The fourth proportional to 191,743.44, 265,084.22 and 143,913.75 is: 198,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,743.44 : 265,084.22 = 143,913.75 : x
  2. Step 2: Convert to fraction form
    191,743.44/265,084.22 = 143,913.75/x
  3. Step 3: Cross multiply
    191,743.44x = 265,084.22 × 143,913.75
  4. Step 4: Simplify right side
    191,743.44x = 38,149,264,166.03
  5. Step 5: Solve for x
    x = 38,149,264,166.03/191,743.44
  6. Step 6: Final answer
    x = 198,959.94

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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.