Home / 112,092.67-154,372.93-109,643.23

Finding the Fourth Proportional to 112,092.67, 154,372.93 and 109,643.23

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Solution

The fourth proportional to 112,092.67, 154,372.93 and 109,643.23 is: 150,999.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,092.67 : 154,372.93 = 109,643.23 : x
  2. Step 2: Convert to fraction form
    112,092.67/154,372.93 = 109,643.23/x
  3. Step 3: Cross multiply
    112,092.67x = 154,372.93 × 109,643.23
  4. Step 4: Simplify right side
    112,092.67x = 16,925,946,669.76
  5. Step 5: Solve for x
    x = 16,925,946,669.76/112,092.67
  6. Step 6: Final answer
    x = 150,999.59

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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.