Home / 190,174.68-261,911.60-146,995.10

Finding the Fourth Proportional to 190,174.68, 261,911.60 and 146,995.10

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Solution

The fourth proportional to 190,174.68, 261,911.60 and 146,995.10 is: 202,443.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,174.68 : 261,911.60 = 146,995.10 : x
  2. Step 2: Convert to fraction form
    190,174.68/261,911.60 = 146,995.10/x
  3. Step 3: Cross multiply
    190,174.68x = 261,911.60 × 146,995.10
  4. Step 4: Simplify right side
    190,174.68x = 38,499,719,788.63
  5. Step 5: Solve for x
    x = 38,499,719,788.63/190,174.68
  6. Step 6: Final answer
    x = 202,443.98

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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.