Home / 97,712.48-146,470.24-38,525.28

Finding the Fourth Proportional to 97,712.48, 146,470.24 and 38,525.28

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Solution

The fourth proportional to 97,712.48, 146,470.24 and 38,525.28 is: 57,749.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,712.48 : 146,470.24 = 38,525.28 : x
  2. Step 2: Convert to fraction form
    97,712.48/146,470.24 = 38,525.28/x
  3. Step 3: Cross multiply
    97,712.48x = 146,470.24 × 38,525.28
  4. Step 4: Simplify right side
    97,712.48x = 5,642,807,007.67
  5. Step 5: Solve for x
    x = 5,642,807,007.67/97,712.48
  6. Step 6: Final answer
    x = 57,749.09

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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.