Home / 233,083.74-321,646.23-131,111.22

Finding the Fourth Proportional to 233,083.74, 321,646.23 and 131,111.22

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Solution

The fourth proportional to 233,083.74, 321,646.23 and 131,111.22 is: 180,928.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,083.74 : 321,646.23 = 131,111.22 : x
  2. Step 2: Convert to fraction form
    233,083.74/321,646.23 = 131,111.22/x
  3. Step 3: Cross multiply
    233,083.74x = 321,646.23 × 131,111.22
  4. Step 4: Simplify right side
    233,083.74x = 42,171,429,623.70
  5. Step 5: Solve for x
    x = 42,171,429,623.70/233,083.74
  6. Step 6: Final answer
    x = 180,928.23

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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.