Home / 657,154.65-985,620.20-183,729.90

Finding the Fourth Proportional to 657,154.65, 985,620.20 and 183,729.90

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Solution

The fourth proportional to 657,154.65, 985,620.20 and 183,729.90 is: 275,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,154.65 : 985,620.20 = 183,729.90 : x
  2. Step 2: Convert to fraction form
    657,154.65/985,620.20 = 183,729.90/x
  3. Step 3: Cross multiply
    657,154.65x = 985,620.20 × 183,729.90
  4. Step 4: Simplify right side
    657,154.65x = 181,087,899,865.33
  5. Step 5: Solve for x
    x = 181,087,899,865.33/657,154.65
  6. Step 6: Final answer
    x = 275,563.60

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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.