Home / 371,943.83-557,968.29-119,165.19

Finding the Fourth Proportional to 371,943.83, 557,968.29 and 119,165.19

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Solution

The fourth proportional to 371,943.83, 557,968.29 and 119,165.19 is: 178,764.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,943.83 : 557,968.29 = 119,165.19 : x
  2. Step 2: Convert to fraction form
    371,943.83/557,968.29 = 119,165.19/x
  3. Step 3: Cross multiply
    371,943.83x = 557,968.29 × 119,165.19
  4. Step 4: Simplify right side
    371,943.83x = 66,490,397,291.83
  5. Step 5: Solve for x
    x = 66,490,397,291.83/371,943.83
  6. Step 6: Final answer
    x = 178,764.62

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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.