Home / 269,301.77-403,962.86-100,804.35

Finding the Fourth Proportional to 269,301.77, 403,962.86 and 100,804.35

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Solution

The fourth proportional to 269,301.77, 403,962.86 and 100,804.35 is: 151,210.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,301.77 : 403,962.86 = 100,804.35 : x
  2. Step 2: Convert to fraction form
    269,301.77/403,962.86 = 100,804.35/x
  3. Step 3: Cross multiply
    269,301.77x = 403,962.86 × 100,804.35
  4. Step 4: Simplify right side
    269,301.77x = 40,721,213,778.45
  5. Step 5: Solve for x
    x = 40,721,213,778.45/269,301.77
  6. Step 6: Final answer
    x = 151,210.35

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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.