Home / 188,537.31-260,230.47-124,851.87

Finding the Fourth Proportional to 188,537.31, 260,230.47 and 124,851.87

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Solution

The fourth proportional to 188,537.31, 260,230.47 and 124,851.87 is: 172,328.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,537.31 : 260,230.47 = 124,851.87 : x
  2. Step 2: Convert to fraction form
    188,537.31/260,230.47 = 124,851.87/x
  3. Step 3: Cross multiply
    188,537.31x = 260,230.47 × 124,851.87
  4. Step 4: Simplify right side
    188,537.31x = 32,490,260,810.48
  5. Step 5: Solve for x
    x = 32,490,260,810.48/188,537.31
  6. Step 6: Final answer
    x = 172,328.02

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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.