Home / 198,832.74-298,032.84-99,066.66

Finding the Fourth Proportional to 198,832.74, 298,032.84 and 99,066.66

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Solution

The fourth proportional to 198,832.74, 298,032.84 and 99,066.66 is: 148,492.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,832.74 : 298,032.84 = 99,066.66 : x
  2. Step 2: Convert to fraction form
    198,832.74/298,032.84 = 99,066.66/x
  3. Step 3: Cross multiply
    198,832.74x = 298,032.84 × 99,066.66
  4. Step 4: Simplify right side
    198,832.74x = 29,525,118,029.11
  5. Step 5: Solve for x
    x = 29,525,118,029.11/198,832.74
  6. Step 6: Final answer
    x = 148,492.24

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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.