Home / 110,129.60-164,975.70-65,624.15

Finding the Fourth Proportional to 110,129.60, 164,975.70 and 65,624.15

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Solution

The fourth proportional to 110,129.60, 164,975.70 and 65,624.15 is: 98,305.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,129.60 : 164,975.70 = 65,624.15 : x
  2. Step 2: Convert to fraction form
    110,129.60/164,975.70 = 65,624.15/x
  3. Step 3: Cross multiply
    110,129.60x = 164,975.70 × 65,624.15
  4. Step 4: Simplify right side
    110,129.60x = 10,826,390,083.16
  5. Step 5: Solve for x
    x = 10,826,390,083.16/110,129.60
  6. Step 6: Final answer
    x = 98,305.91

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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.