Home / 97,643.24-146,297.70-53,301.16

Finding the Fourth Proportional to 97,643.24, 146,297.70 and 53,301.16

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Solution

The fourth proportional to 97,643.24, 146,297.70 and 53,301.16 is: 79,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,643.24 : 146,297.70 = 53,301.16 : x
  2. Step 2: Convert to fraction form
    97,643.24/146,297.70 = 53,301.16/x
  3. Step 3: Cross multiply
    97,643.24x = 146,297.70 × 53,301.16
  4. Step 4: Simplify right side
    97,643.24x = 7,797,837,115.33
  5. Step 5: Solve for x
    x = 7,797,837,115.33/97,643.24
  6. Step 6: Final answer
    x = 79,860.49

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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.