Home / 153,288.66-229,933.07-73,307.73

Finding the Fourth Proportional to 153,288.66, 229,933.07 and 73,307.73

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Solution

The fourth proportional to 153,288.66, 229,933.07 and 73,307.73 is: 109,961.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,288.66 : 229,933.07 = 73,307.73 : x
  2. Step 2: Convert to fraction form
    153,288.66/229,933.07 = 73,307.73/x
  3. Step 3: Cross multiply
    153,288.66x = 229,933.07 × 73,307.73
  4. Step 4: Simplify right side
    153,288.66x = 16,855,871,413.63
  5. Step 5: Solve for x
    x = 16,855,871,413.63/153,288.66
  6. Step 6: Final answer
    x = 109,961.63

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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.