Home / 263,685.57-363,886.15-142,826.48

Finding the Fourth Proportional to 263,685.57, 363,886.15 and 142,826.48

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Solution

The fourth proportional to 263,685.57, 363,886.15 and 142,826.48 is: 197,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,685.57 : 363,886.15 = 142,826.48 : x
  2. Step 2: Convert to fraction form
    263,685.57/363,886.15 = 142,826.48/x
  3. Step 3: Cross multiply
    263,685.57x = 363,886.15 × 142,826.48
  4. Step 4: Simplify right side
    263,685.57x = 51,972,577,925.25
  5. Step 5: Solve for x
    x = 51,972,577,925.25/263,685.57
  6. Step 6: Final answer
    x = 197,100.58

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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.