Home / 63,333.69-87,412.53-45,233.43

Finding the Fourth Proportional to 63,333.69, 87,412.53 and 45,233.43

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Solution

The fourth proportional to 63,333.69, 87,412.53 and 45,233.43 is: 62,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,333.69 : 87,412.53 = 45,233.43 : x
  2. Step 2: Convert to fraction form
    63,333.69/87,412.53 = 45,233.43/x
  3. Step 3: Cross multiply
    63,333.69x = 87,412.53 × 45,233.43
  4. Step 4: Simplify right side
    63,333.69x = 3,953,968,556.88
  5. Step 5: Solve for x
    x = 3,953,968,556.88/63,333.69
  6. Step 6: Final answer
    x = 62,430.73

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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.