Home / 308,541.06-425,826.10-172,582.56

Finding the Fourth Proportional to 308,541.06, 425,826.10 and 172,582.56

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Solution

The fourth proportional to 308,541.06, 425,826.10 and 172,582.56 is: 238,185.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,541.06 : 425,826.10 = 172,582.56 : x
  2. Step 2: Convert to fraction form
    308,541.06/425,826.10 = 172,582.56/x
  3. Step 3: Cross multiply
    308,541.06x = 425,826.10 × 172,582.56
  4. Step 4: Simplify right side
    308,541.06x = 73,490,158,668.54
  5. Step 5: Solve for x
    x = 73,490,158,668.54/308,541.06
  6. Step 6: Final answer
    x = 238,185.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.