Home / 205,010.10-307,515.15-94,418.10

Finding the Fourth Proportional to 205,010.10, 307,515.15 and 94,418.10

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Solution

The fourth proportional to 205,010.10, 307,515.15 and 94,418.10 is: 141,627.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,010.10 : 307,515.15 = 94,418.10 : x
  2. Step 2: Convert to fraction form
    205,010.10/307,515.15 = 94,418.10/x
  3. Step 3: Cross multiply
    205,010.10x = 307,515.15 × 94,418.10
  4. Step 4: Simplify right side
    205,010.10x = 29,034,996,184.22
  5. Step 5: Solve for x
    x = 29,034,996,184.22/205,010.10
  6. Step 6: Final answer
    x = 141,627.15

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1.5x scale

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.