Home / 122,220.24-168,663.42-68,505.24

Finding the Fourth Proportional to 122,220.24, 168,663.42 and 68,505.24

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Solution

The fourth proportional to 122,220.24, 168,663.42 and 68,505.24 is: 94,536.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,220.24 : 168,663.42 = 68,505.24 : x
  2. Step 2: Convert to fraction form
    122,220.24/168,663.42 = 68,505.24/x
  3. Step 3: Cross multiply
    122,220.24x = 168,663.42 × 68,505.24
  4. Step 4: Simplify right side
    122,220.24x = 11,554,328,066.32
  5. Step 5: Solve for x
    x = 11,554,328,066.32/122,220.24
  6. Step 6: Final answer
    x = 94,536.94

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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.