Home / 190,258.13-262,553.00-105,373.37

Finding the Fourth Proportional to 190,258.13, 262,553.00 and 105,373.37

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Solution

The fourth proportional to 190,258.13, 262,553.00 and 105,373.37 is: 145,413.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,258.13 : 262,553.00 = 105,373.37 : x
  2. Step 2: Convert to fraction form
    190,258.13/262,553.00 = 105,373.37/x
  3. Step 3: Cross multiply
    190,258.13x = 262,553.00 × 105,373.37
  4. Step 4: Simplify right side
    190,258.13x = 27,666,092,573.98
  5. Step 5: Solve for x
    x = 27,666,092,573.98/190,258.13
  6. Step 6: Final answer
    x = 145,413.46

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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.