Home / 98,350.36-147,393.78-92,051.80

Finding the Fourth Proportional to 98,350.36, 147,393.78 and 92,051.80

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Solution

The fourth proportional to 98,350.36, 147,393.78 and 92,051.80 is: 137,954.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,350.36 : 147,393.78 = 92,051.80 : x
  2. Step 2: Convert to fraction form
    98,350.36/147,393.78 = 92,051.80/x
  3. Step 3: Cross multiply
    98,350.36x = 147,393.78 × 92,051.80
  4. Step 4: Simplify right side
    98,350.36x = 13,567,862,757.80
  5. Step 5: Solve for x
    x = 13,567,862,757.80/98,350.36
  6. Step 6: Final answer
    x = 137,954.38

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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.