Home / 43,057.48-64,564.09-19,344.71

Finding the Fourth Proportional to 43,057.48, 64,564.09 and 19,344.71

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Solution

The fourth proportional to 43,057.48, 64,564.09 and 19,344.71 is: 29,007.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,057.48 : 64,564.09 = 19,344.71 : x
  2. Step 2: Convert to fraction form
    43,057.48/64,564.09 = 19,344.71/x
  3. Step 3: Cross multiply
    43,057.48x = 64,564.09 × 19,344.71
  4. Step 4: Simplify right side
    43,057.48x = 1,248,973,347.34
  5. Step 5: Solve for x
    x = 1,248,973,347.34/43,057.48
  6. Step 6: Final answer
    x = 29,007.12

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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.