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Finding the Fourth Proportional to 123,193.23, 185,101.23 and 118,210.97

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Solution

The fourth proportional to 123,193.23, 185,101.23 and 118,210.97 is: 177,615.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,193.23 : 185,101.23 = 118,210.97 : x
  2. Step 2: Convert to fraction form
    123,193.23/185,101.23 = 118,210.97/x
  3. Step 3: Cross multiply
    123,193.23x = 185,101.23 × 118,210.97
  4. Step 4: Simplify right side
    123,193.23x = 21,880,995,020.99
  5. Step 5: Solve for x
    x = 21,880,995,020.99/123,193.23
  6. Step 6: Final answer
    x = 177,615.24

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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.