Home / 272,707.04-376,334.77-151,849.78

Finding the Fourth Proportional to 272,707.04, 376,334.77 and 151,849.78

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Solution

The fourth proportional to 272,707.04, 376,334.77 and 151,849.78 is: 209,552.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,707.04 : 376,334.77 = 151,849.78 : x
  2. Step 2: Convert to fraction form
    272,707.04/376,334.77 = 151,849.78/x
  3. Step 3: Cross multiply
    272,707.04x = 376,334.77 × 151,849.78
  4. Step 4: Simplify right side
    272,707.04x = 57,146,352,030.85
  5. Step 5: Solve for x
    x = 57,146,352,030.85/272,707.04
  6. Step 6: Final answer
    x = 209,552.17

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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.