Home / 88,650.21-122,326.29-54,212.25

Finding the Fourth Proportional to 88,650.21, 122,326.29 and 54,212.25

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Solution

The fourth proportional to 88,650.21, 122,326.29 and 54,212.25 is: 74,806.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,650.21 : 122,326.29 = 54,212.25 : x
  2. Step 2: Convert to fraction form
    88,650.21/122,326.29 = 54,212.25/x
  3. Step 3: Cross multiply
    88,650.21x = 122,326.29 × 54,212.25
  4. Step 4: Simplify right side
    88,650.21x = 6,631,583,415.05
  5. Step 5: Solve for x
    x = 6,631,583,415.05/88,650.21
  6. Step 6: Final answer
    x = 74,806.18

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1.5x scale

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.