Home / 199,290.90-298,885.32-59,016.72

Finding the Fourth Proportional to 199,290.90, 298,885.32 and 59,016.72

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Solution

The fourth proportional to 199,290.90, 298,885.32 and 59,016.72 is: 88,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,290.90 : 298,885.32 = 59,016.72 : x
  2. Step 2: Convert to fraction form
    199,290.90/298,885.32 = 59,016.72/x
  3. Step 3: Cross multiply
    199,290.90x = 298,885.32 × 59,016.72
  4. Step 4: Simplify right side
    199,290.90x = 17,639,231,242.55
  5. Step 5: Solve for x
    x = 17,639,231,242.55/199,290.90
  6. Step 6: Final answer
    x = 88,509.97

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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.