Home / 174,742.70-261,729.86-144,413.20

Finding the Fourth Proportional to 174,742.70, 261,729.86 and 144,413.20

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Solution

The fourth proportional to 174,742.70, 261,729.86 and 144,413.20 is: 216,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,742.70 : 261,729.86 = 144,413.20 : x
  2. Step 2: Convert to fraction form
    174,742.70/261,729.86 = 144,413.20/x
  3. Step 3: Cross multiply
    174,742.70x = 261,729.86 × 144,413.20
  4. Step 4: Simplify right side
    174,742.70x = 37,797,246,618.15
  5. Step 5: Solve for x
    x = 37,797,246,618.15/174,742.70
  6. Step 6: Final answer
    x = 216,302.29

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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.