Home / 45,954.16-68,990.27-35,430.86

Finding the Fourth Proportional to 45,954.16, 68,990.27 and 35,430.86

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Solution

The fourth proportional to 45,954.16, 68,990.27 and 35,430.86 is: 53,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,954.16 : 68,990.27 = 35,430.86 : x
  2. Step 2: Convert to fraction form
    45,954.16/68,990.27 = 35,430.86/x
  3. Step 3: Cross multiply
    45,954.16x = 68,990.27 × 35,430.86
  4. Step 4: Simplify right side
    45,954.16x = 2,444,384,914.28
  5. Step 5: Solve for x
    x = 2,444,384,914.28/45,954.16
  6. Step 6: Final answer
    x = 53,191.81

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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.