Home / 251,637.06-347,270.58-156,174.51

Finding the Fourth Proportional to 251,637.06, 347,270.58 and 156,174.51

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Solution

The fourth proportional to 251,637.06, 347,270.58 and 156,174.51 is: 215,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,637.06 : 347,270.58 = 156,174.51 : x
  2. Step 2: Convert to fraction form
    251,637.06/347,270.58 = 156,174.51/x
  3. Step 3: Cross multiply
    251,637.06x = 347,270.58 × 156,174.51
  4. Step 4: Simplify right side
    251,637.06x = 54,234,812,668.92
  5. Step 5: Solve for x
    x = 54,234,812,668.92/251,637.06
  6. Step 6: Final answer
    x = 215,527.92

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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.