Home / 265,590.21-366,513.91-144,731.20

Finding the Fourth Proportional to 265,590.21, 366,513.91 and 144,731.20

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Solution

The fourth proportional to 265,590.21, 366,513.91 and 144,731.20 is: 199,728.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,590.21 : 366,513.91 = 144,731.20 : x
  2. Step 2: Convert to fraction form
    265,590.21/366,513.91 = 144,731.20/x
  3. Step 3: Cross multiply
    265,590.21x = 366,513.91 × 144,731.20
  4. Step 4: Simplify right side
    265,590.21x = 53,045,998,010.99
  5. Step 5: Solve for x
    x = 53,045,998,010.99/265,590.21
  6. Step 6: Final answer
    x = 199,728.74

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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.