Home / 107,300.60-160,954.28-51,146.81

Finding the Fourth Proportional to 107,300.60, 160,954.28 and 51,146.81

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Solution

The fourth proportional to 107,300.60, 160,954.28 and 51,146.81 is: 76,721.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,300.60 : 160,954.28 = 51,146.81 : x
  2. Step 2: Convert to fraction form
    107,300.60/160,954.28 = 51,146.81/x
  3. Step 3: Cross multiply
    107,300.60x = 160,954.28 × 51,146.81
  4. Step 4: Simplify right side
    107,300.60x = 8,232,296,917.34
  5. Step 5: Solve for x
    x = 8,232,296,917.34/107,300.60
  6. Step 6: Final answer
    x = 76,721.82

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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.