Home / 258,542.04-387,603.48-116,283.15

Finding the Fourth Proportional to 258,542.04, 387,603.48 and 116,283.15

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Solution

The fourth proportional to 258,542.04, 387,603.48 and 116,283.15 is: 174,330.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,542.04 : 387,603.48 = 116,283.15 : x
  2. Step 2: Convert to fraction form
    258,542.04/387,603.48 = 116,283.15/x
  3. Step 3: Cross multiply
    258,542.04x = 387,603.48 × 116,283.15
  4. Step 4: Simplify right side
    258,542.04x = 45,071,753,605.36
  5. Step 5: Solve for x
    x = 45,071,753,605.36/258,542.04
  6. Step 6: Final answer
    x = 174,330.46

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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.