Home / 130,698.29-195,968.36-58,638.01

Finding the Fourth Proportional to 130,698.29, 195,968.36 and 58,638.01

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Solution

The fourth proportional to 130,698.29, 195,968.36 and 58,638.01 is: 87,921.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,698.29 : 195,968.36 = 58,638.01 : x
  2. Step 2: Convert to fraction form
    130,698.29/195,968.36 = 58,638.01/x
  3. Step 3: Cross multiply
    130,698.29x = 195,968.36 × 58,638.01
  4. Step 4: Simplify right side
    130,698.29x = 11,491,194,310.04
  5. Step 5: Solve for x
    x = 11,491,194,310.04/130,698.29
  6. Step 6: Final answer
    x = 87,921.53

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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.