Home / 209,586.51-289,269.24-118,950.96

Finding the Fourth Proportional to 209,586.51, 289,269.24 and 118,950.96

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Solution

The fourth proportional to 209,586.51, 289,269.24 and 118,950.96 is: 164,174.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,586.51 : 289,269.24 = 118,950.96 : x
  2. Step 2: Convert to fraction form
    209,586.51/289,269.24 = 118,950.96/x
  3. Step 3: Cross multiply
    209,586.51x = 289,269.24 × 118,950.96
  4. Step 4: Simplify right side
    209,586.51x = 34,408,852,350.12
  5. Step 5: Solve for x
    x = 34,408,852,350.12/209,586.51
  6. Step 6: Final answer
    x = 164,174.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.