Home / 233,028.90-321,576.80-131,054.32

Finding the Fourth Proportional to 233,028.90, 321,576.80 and 131,054.32

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Solution

The fourth proportional to 233,028.90, 321,576.80 and 131,054.32 is: 180,853.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,028.90 : 321,576.80 = 131,054.32 : x
  2. Step 2: Convert to fraction form
    233,028.90/321,576.80 = 131,054.32/x
  3. Step 3: Cross multiply
    233,028.90x = 321,576.80 × 131,054.32
  4. Step 4: Simplify right side
    233,028.90x = 42,144,028,851.78
  5. Step 5: Solve for x
    x = 42,144,028,851.78/233,028.90
  6. Step 6: Final answer
    x = 180,853.23

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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.