Home / 209,087.70-313,650.98-59,331.66

Finding the Fourth Proportional to 209,087.70, 313,650.98 and 59,331.66

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Solution

The fourth proportional to 209,087.70, 313,650.98 and 59,331.66 is: 89,003.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,087.70 : 313,650.98 = 59,331.66 : x
  2. Step 2: Convert to fraction form
    209,087.70/313,650.98 = 59,331.66/x
  3. Step 3: Cross multiply
    209,087.70x = 313,650.98 × 59,331.66
  4. Step 4: Simplify right side
    209,087.70x = 18,609,433,304.03
  5. Step 5: Solve for x
    x = 18,609,433,304.03/209,087.70
  6. Step 6: Final answer
    x = 89,003.00

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1.5x scale

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.