Home / 198,023.01-297,051.97-55,869.53

Finding the Fourth Proportional to 198,023.01, 297,051.97 and 55,869.53

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Solution

The fourth proportional to 198,023.01, 297,051.97 and 55,869.53 is: 83,809.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,023.01 : 297,051.97 = 55,869.53 : x
  2. Step 2: Convert to fraction form
    198,023.01/297,051.97 = 55,869.53/x
  3. Step 3: Cross multiply
    198,023.01x = 297,051.97 × 55,869.53
  4. Step 4: Simplify right side
    198,023.01x = 16,596,152,603.89
  5. Step 5: Solve for x
    x = 16,596,152,603.89/198,023.01
  6. Step 6: Final answer
    x = 83,809.21

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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.