Home / 123,538.23-183,718.06-119,601.63

Finding the Fourth Proportional to 123,538.23, 183,718.06 and 119,601.63

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Solution

The fourth proportional to 123,538.23, 183,718.06 and 119,601.63 is: 177,863.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,538.23 : 183,718.06 = 119,601.63 : x
  2. Step 2: Convert to fraction form
    123,538.23/183,718.06 = 119,601.63/x
  3. Step 3: Cross multiply
    123,538.23x = 183,718.06 × 119,601.63
  4. Step 4: Simplify right side
    123,538.23x = 21,972,979,137.43
  5. Step 5: Solve for x
    x = 21,972,979,137.43/123,538.23
  6. Step 6: Final answer
    x = 177,863.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.