Home / 130,477.80-195,716.76-36,984.36

Finding the Fourth Proportional to 130,477.80, 195,716.76 and 36,984.36

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Solution

The fourth proportional to 130,477.80, 195,716.76 and 36,984.36 is: 55,476.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,477.80 : 195,716.76 = 36,984.36 : x
  2. Step 2: Convert to fraction form
    130,477.80/195,716.76 = 36,984.36/x
  3. Step 3: Cross multiply
    130,477.80x = 195,716.76 × 36,984.36
  4. Step 4: Simplify right side
    130,477.80x = 7,238,459,109.87
  5. Step 5: Solve for x
    x = 7,238,459,109.87/130,477.80
  6. Step 6: Final answer
    x = 55,476.56

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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.