Home / 64,669.53-96,971.69-19,682.26

Finding the Fourth Proportional to 64,669.53, 96,971.69 and 19,682.26

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Solution

The fourth proportional to 64,669.53, 96,971.69 and 19,682.26 is: 29,513.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,669.53 : 96,971.69 = 19,682.26 : x
  2. Step 2: Convert to fraction form
    64,669.53/96,971.69 = 19,682.26/x
  3. Step 3: Cross multiply
    64,669.53x = 96,971.69 × 19,682.26
  4. Step 4: Simplify right side
    64,669.53x = 1,908,621,674.38
  5. Step 5: Solve for x
    x = 1,908,621,674.38/64,669.53
  6. Step 6: Final answer
    x = 29,513.46

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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.