Home / 98,274.15-147,436.07-39,109.59

Finding the Fourth Proportional to 98,274.15, 147,436.07 and 39,109.59

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Solution

The fourth proportional to 98,274.15, 147,436.07 and 39,109.59 is: 58,674.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,274.15 : 147,436.07 = 39,109.59 : x
  2. Step 2: Convert to fraction form
    98,274.15/147,436.07 = 39,109.59/x
  3. Step 3: Cross multiply
    98,274.15x = 147,436.07 × 39,109.59
  4. Step 4: Simplify right side
    98,274.15x = 5,766,164,053.36
  5. Step 5: Solve for x
    x = 5,766,164,053.36/98,274.15
  6. Step 6: Final answer
    x = 58,674.27

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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.