Home / 272,541.66-376,118.36-151,688.04

Finding the Fourth Proportional to 272,541.66, 376,118.36 and 151,688.04

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Solution

The fourth proportional to 272,541.66, 376,118.36 and 151,688.04 is: 209,335.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,541.66 : 376,118.36 = 151,688.04 : x
  2. Step 2: Convert to fraction form
    272,541.66/376,118.36 = 151,688.04/x
  3. Step 3: Cross multiply
    272,541.66x = 376,118.36 × 151,688.04
  4. Step 4: Simplify right side
    272,541.66x = 57,052,656,077.97
  5. Step 5: Solve for x
    x = 57,052,656,077.97/272,541.66
  6. Step 6: Final answer
    x = 209,335.54

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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.