Home / 451,029.13-676,583.65-118,605.13

Finding the Fourth Proportional to 451,029.13, 676,583.65 and 118,605.13

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Solution

The fourth proportional to 451,029.13, 676,583.65 and 118,605.13 is: 177,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,029.13 : 676,583.65 = 118,605.13 : x
  2. Step 2: Convert to fraction form
    451,029.13/676,583.65 = 118,605.13/x
  3. Step 3: Cross multiply
    451,029.13x = 676,583.65 × 118,605.13
  4. Step 4: Simplify right side
    451,029.13x = 80,246,291,764.12
  5. Step 5: Solve for x
    x = 80,246,291,764.12/451,029.13
  6. Step 6: Final answer
    x = 177,918.20

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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.