Home / 263,749.53-363,973.84-142,893.83

Finding the Fourth Proportional to 263,749.53, 363,973.84 and 142,893.83

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Solution

The fourth proportional to 263,749.53, 363,973.84 and 142,893.83 is: 197,193.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,749.53 : 363,973.84 = 142,893.83 : x
  2. Step 2: Convert to fraction form
    263,749.53/363,973.84 = 142,893.83/x
  3. Step 3: Cross multiply
    263,749.53x = 363,973.84 × 142,893.83
  4. Step 4: Simplify right side
    263,749.53x = 52,009,616,570.11
  5. Step 5: Solve for x
    x = 52,009,616,570.11/263,749.53
  6. Step 6: Final answer
    x = 197,193.21

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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.