Home / 164,741.50-227,344.08-89,290

Finding the Fourth Proportional to 164,741.50, 227,344.08 and 89,290

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Solution

The fourth proportional to 164,741.50, 227,344.08 and 89,290 is: 123,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,741.50 : 227,344.08 = 89,290 : x
  2. Step 2: Convert to fraction form
    164,741.50/227,344.08 = 89,290/x
  3. Step 3: Cross multiply
    164,741.50x = 227,344.08 × 89,290
  4. Step 4: Simplify right side
    164,741.50x = 20,299,552,903.20
  5. Step 5: Solve for x
    x = 20,299,552,903.20/164,741.50
  6. Step 6: Final answer
    x = 123,220.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.