Home / 130,537.98-195,917.94-51,707.16

Finding the Fourth Proportional to 130,537.98, 195,917.94 and 51,707.16

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Solution

The fourth proportional to 130,537.98, 195,917.94 and 51,707.16 is: 77,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,537.98 : 195,917.94 = 51,707.16 : x
  2. Step 2: Convert to fraction form
    130,537.98/195,917.94 = 51,707.16/x
  3. Step 3: Cross multiply
    130,537.98x = 195,917.94 × 51,707.16
  4. Step 4: Simplify right side
    130,537.98x = 10,130,360,270.45
  5. Step 5: Solve for x
    x = 10,130,360,270.45/130,537.98
  6. Step 6: Final answer
    x = 77,604.70

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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.