Home / 233,818.49-322,642.09-131,837.88

Finding the Fourth Proportional to 233,818.49, 322,642.09 and 131,837.88

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Solution

The fourth proportional to 233,818.49, 322,642.09 and 131,837.88 is: 181,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,818.49 : 322,642.09 = 131,837.88 : x
  2. Step 2: Convert to fraction form
    233,818.49/322,642.09 = 131,837.88/x
  3. Step 3: Cross multiply
    233,818.49x = 322,642.09 × 131,837.88
  4. Step 4: Simplify right side
    233,818.49x = 42,536,449,075.01
  5. Step 5: Solve for x
    x = 42,536,449,075.01/233,818.49
  6. Step 6: Final answer
    x = 181,920.81

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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.