Home / 193,526.77-290,308.47-75,207.23

Finding the Fourth Proportional to 193,526.77, 290,308.47 and 75,207.23

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Solution

The fourth proportional to 193,526.77, 290,308.47 and 75,207.23 is: 112,817.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,526.77 : 290,308.47 = 75,207.23 : x
  2. Step 2: Convert to fraction form
    193,526.77/290,308.47 = 75,207.23/x
  3. Step 3: Cross multiply
    193,526.77x = 290,308.47 × 75,207.23
  4. Step 4: Simplify right side
    193,526.77x = 21,833,295,874.24
  5. Step 5: Solve for x
    x = 21,833,295,874.24/193,526.77
  6. Step 6: Final answer
    x = 112,817.97

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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.