Home / 123,333.54-170,200.83-66,744.93

Finding the Fourth Proportional to 123,333.54, 170,200.83 and 66,744.93

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Solution

The fourth proportional to 123,333.54, 170,200.83 and 66,744.93 is: 92,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,333.54 : 170,200.83 = 66,744.93 : x
  2. Step 2: Convert to fraction form
    123,333.54/170,200.83 = 66,744.93/x
  3. Step 3: Cross multiply
    123,333.54x = 170,200.83 × 66,744.93
  4. Step 4: Simplify right side
    123,333.54x = 11,360,042,484.29
  5. Step 5: Solve for x
    x = 11,360,042,484.29/123,333.54
  6. Step 6: Final answer
    x = 92,108.30

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1.5x scale

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.