Home / 131,032.51-196,432.41-51,051.93

Finding the Fourth Proportional to 131,032.51, 196,432.41 and 51,051.93

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Solution

The fourth proportional to 131,032.51, 196,432.41 and 51,051.93 is: 76,532.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,032.51 : 196,432.41 = 51,051.93 : x
  2. Step 2: Convert to fraction form
    131,032.51/196,432.41 = 51,051.93/x
  3. Step 3: Cross multiply
    131,032.51x = 196,432.41 × 51,051.93
  4. Step 4: Simplify right side
    131,032.51x = 10,028,253,058.51
  5. Step 5: Solve for x
    x = 10,028,253,058.51/131,032.51
  6. Step 6: Final answer
    x = 76,532.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.