Home / 233,348.95-321,996.90-131,372.56

Finding the Fourth Proportional to 233,348.95, 321,996.90 and 131,372.56

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Solution

The fourth proportional to 233,348.95, 321,996.90 and 131,372.56 is: 181,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,348.95 : 321,996.90 = 131,372.56 : x
  2. Step 2: Convert to fraction form
    233,348.95/321,996.90 = 131,372.56/x
  3. Step 3: Cross multiply
    233,348.95x = 321,996.90 × 131,372.56
  4. Step 4: Simplify right side
    233,348.95x = 42,301,557,065.06
  5. Step 5: Solve for x
    x = 42,301,557,065.06/233,348.95
  6. Step 6: Final answer
    x = 181,280.25

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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.