Home / 441,225.03-661,750.41-121,294.35

Finding the Fourth Proportional to 441,225.03, 661,750.41 and 121,294.35

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Solution

The fourth proportional to 441,225.03, 661,750.41 and 121,294.35 is: 181,917.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,225.03 : 661,750.41 = 121,294.35 : x
  2. Step 2: Convert to fraction form
    441,225.03/661,750.41 = 121,294.35/x
  3. Step 3: Cross multiply
    441,225.03x = 661,750.41 × 121,294.35
  4. Step 4: Simplify right side
    441,225.03x = 80,266,587,476.93
  5. Step 5: Solve for x
    x = 80,266,587,476.93/441,225.03
  6. Step 6: Final answer
    x = 181,917.57

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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.