Home / 130,773.24-180,464.49-73,413.90

Finding the Fourth Proportional to 130,773.24, 180,464.49 and 73,413.90

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Solution

The fourth proportional to 130,773.24, 180,464.49 and 73,413.90 is: 101,309.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,773.24 : 180,464.49 = 73,413.90 : x
  2. Step 2: Convert to fraction form
    130,773.24/180,464.49 = 73,413.90/x
  3. Step 3: Cross multiply
    130,773.24x = 180,464.49 × 73,413.90
  4. Step 4: Simplify right side
    130,773.24x = 13,248,602,022.41
  5. Step 5: Solve for x
    x = 13,248,602,022.41/130,773.24
  6. Step 6: Final answer
    x = 101,309.73

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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.