Home / 199,620.15-299,430.23-183,290.55

Finding the Fourth Proportional to 199,620.15, 299,430.23 and 183,290.55

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Solution

The fourth proportional to 199,620.15, 299,430.23 and 183,290.55 is: 274,935.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,620.15 : 299,430.23 = 183,290.55 : x
  2. Step 2: Convert to fraction form
    199,620.15/299,430.23 = 183,290.55/x
  3. Step 3: Cross multiply
    199,620.15x = 299,430.23 × 183,290.55
  4. Step 4: Simplify right side
    199,620.15x = 54,882,730,626.87
  5. Step 5: Solve for x
    x = 54,882,730,626.87/199,620.15
  6. Step 6: Final answer
    x = 274,935.83

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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.