Home / 39,904.67-59,924.43-38,315.45

Finding the Fourth Proportional to 39,904.67, 59,924.43 and 38,315.45

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Solution

The fourth proportional to 39,904.67, 59,924.43 and 38,315.45 is: 57,537.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,904.67 : 59,924.43 = 38,315.45 : x
  2. Step 2: Convert to fraction form
    39,904.67/59,924.43 = 38,315.45/x
  3. Step 3: Cross multiply
    39,904.67x = 59,924.43 × 38,315.45
  4. Step 4: Simplify right side
    39,904.67x = 2,296,031,201.82
  5. Step 5: Solve for x
    x = 2,296,031,201.82/39,904.67
  6. Step 6: Final answer
    x = 57,537.91

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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.