Home / 307,745.06-461,677.35-118,191.50

Finding the Fourth Proportional to 307,745.06, 461,677.35 and 118,191.50

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Solution

The fourth proportional to 307,745.06, 461,677.35 and 118,191.50 is: 177,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,745.06 : 461,677.35 = 118,191.50 : x
  2. Step 2: Convert to fraction form
    307,745.06/461,677.35 = 118,191.50/x
  3. Step 3: Cross multiply
    307,745.06x = 461,677.35 × 118,191.50
  4. Step 4: Simplify right side
    307,745.06x = 54,566,338,512.53
  5. Step 5: Solve for x
    x = 54,566,338,512.53/307,745.06
  6. Step 6: Final answer
    x = 177,310.20

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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.