Home / 283,059.10-424,238.73-142,741.18

Finding the Fourth Proportional to 283,059.10, 424,238.73 and 142,741.18

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Solution

The fourth proportional to 283,059.10, 424,238.73 and 142,741.18 is: 213,935.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,059.10 : 424,238.73 = 142,741.18 : x
  2. Step 2: Convert to fraction form
    283,059.10/424,238.73 = 142,741.18/x
  3. Step 3: Cross multiply
    283,059.10x = 424,238.73 × 142,741.18
  4. Step 4: Simplify right side
    283,059.10x = 60,556,336,921.90
  5. Step 5: Solve for x
    x = 60,556,336,921.90/283,059.10
  6. Step 6: Final answer
    x = 213,935.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.