Home / 272,585.48-376,167.89-151,724.16

Finding the Fourth Proportional to 272,585.48, 376,167.89 and 151,724.16

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Solution

The fourth proportional to 272,585.48, 376,167.89 and 151,724.16 is: 209,379.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,585.48 : 376,167.89 = 151,724.16 : x
  2. Step 2: Convert to fraction form
    272,585.48/376,167.89 = 151,724.16/x
  3. Step 3: Cross multiply
    272,585.48x = 376,167.89 × 151,724.16
  4. Step 4: Simplify right side
    272,585.48x = 57,073,757,129.22
  5. Step 5: Solve for x
    x = 57,073,757,129.22/272,585.48
  6. Step 6: Final answer
    x = 209,379.30

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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.