Home / 389,180.23-583,721.98-104,893.01

Finding the Fourth Proportional to 389,180.23, 583,721.98 and 104,893.01

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Solution

The fourth proportional to 389,180.23, 583,721.98 and 104,893.01 is: 157,326.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,180.23 : 583,721.98 = 104,893.01 : x
  2. Step 2: Convert to fraction form
    389,180.23/583,721.98 = 104,893.01/x
  3. Step 3: Cross multiply
    389,180.23x = 583,721.98 × 104,893.01
  4. Step 4: Simplify right side
    389,180.23x = 61,228,354,493.47
  5. Step 5: Solve for x
    x = 61,228,354,493.47/389,180.23
  6. Step 6: Final answer
    x = 157,326.48

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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.