Home / 198,503.06-297,508.55-93,100.59

Finding the Fourth Proportional to 198,503.06, 297,508.55 and 93,100.59

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Solution

The fourth proportional to 198,503.06, 297,508.55 and 93,100.59 is: 139,535.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,503.06 : 297,508.55 = 93,100.59 : x
  2. Step 2: Convert to fraction form
    198,503.06/297,508.55 = 93,100.59/x
  3. Step 3: Cross multiply
    198,503.06x = 297,508.55 × 93,100.59
  4. Step 4: Simplify right side
    198,503.06x = 27,698,221,069.54
  5. Step 5: Solve for x
    x = 27,698,221,069.54/198,503.06
  6. Step 6: Final answer
    x = 139,535.49

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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.