Home / 201,826.06-278,499.04-124,289.39

Finding the Fourth Proportional to 201,826.06, 278,499.04 and 124,289.39

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Solution

The fourth proportional to 201,826.06, 278,499.04 and 124,289.39 is: 171,506.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,826.06 : 278,499.04 = 124,289.39 : x
  2. Step 2: Convert to fraction form
    201,826.06/278,499.04 = 124,289.39/x
  3. Step 3: Cross multiply
    201,826.06x = 278,499.04 × 124,289.39
  4. Step 4: Simplify right side
    201,826.06x = 34,614,475,797.19
  5. Step 5: Solve for x
    x = 34,614,475,797.19/201,826.06
  6. Step 6: Final answer
    x = 171,506.47

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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.