Home / 209,545.37-289,173.81-114,051.84

Finding the Fourth Proportional to 209,545.37, 289,173.81 and 114,051.84

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Solution

The fourth proportional to 209,545.37, 289,173.81 and 114,051.84 is: 157,392.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,545.37 : 289,173.81 = 114,051.84 : x
  2. Step 2: Convert to fraction form
    209,545.37/289,173.81 = 114,051.84/x
  3. Step 3: Cross multiply
    209,545.37x = 289,173.81 × 114,051.84
  4. Step 4: Simplify right side
    209,545.37x = 32,980,803,664.44
  5. Step 5: Solve for x
    x = 32,980,803,664.44/209,545.37
  6. Step 6: Final answer
    x = 157,392.19

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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.