Home / 173,950.11-261,023.58-74,099.88

Finding the Fourth Proportional to 173,950.11, 261,023.58 and 74,099.88

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Solution

The fourth proportional to 173,950.11, 261,023.58 and 74,099.88 is: 111,191.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,950.11 : 261,023.58 = 74,099.88 : x
  2. Step 2: Convert to fraction form
    173,950.11/261,023.58 = 74,099.88/x
  3. Step 3: Cross multiply
    173,950.11x = 261,023.58 × 74,099.88
  4. Step 4: Simplify right side
    173,950.11x = 19,341,815,955.17
  5. Step 5: Solve for x
    x = 19,341,815,955.17/173,950.11
  6. Step 6: Final answer
    x = 111,191.74

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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.