Home / 193,539.70-290,309.55-164,088.10

Finding the Fourth Proportional to 193,539.70, 290,309.55 and 164,088.10

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Solution

The fourth proportional to 193,539.70, 290,309.55 and 164,088.10 is: 246,132.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,539.70 : 290,309.55 = 164,088.10 : x
  2. Step 2: Convert to fraction form
    193,539.70/290,309.55 = 164,088.10/x
  3. Step 3: Cross multiply
    193,539.70x = 290,309.55 × 164,088.10
  4. Step 4: Simplify right side
    193,539.70x = 47,636,342,471.36
  5. Step 5: Solve for x
    x = 47,636,342,471.36/193,539.70
  6. Step 6: Final answer
    x = 246,132.15

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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.