Home / 188,418.02-282,597.60-122,326.88

Finding the Fourth Proportional to 188,418.02, 282,597.60 and 122,326.88

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Solution

The fourth proportional to 188,418.02, 282,597.60 and 122,326.88 is: 183,471.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,418.02 : 282,597.60 = 122,326.88 : x
  2. Step 2: Convert to fraction form
    188,418.02/282,597.60 = 122,326.88/x
  3. Step 3: Cross multiply
    188,418.02x = 282,597.60 × 122,326.88
  4. Step 4: Simplify right side
    188,418.02x = 34,569,282,703.49
  5. Step 5: Solve for x
    x = 34,569,282,703.49/188,418.02
  6. Step 6: Final answer
    x = 183,471.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.