Home / 121,994.28-183,006.18-43,092.36

Finding the Fourth Proportional to 121,994.28, 183,006.18 and 43,092.36

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Solution

The fourth proportional to 121,994.28, 183,006.18 and 43,092.36 is: 64,643.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,994.28 : 183,006.18 = 43,092.36 : x
  2. Step 2: Convert to fraction form
    121,994.28/183,006.18 = 43,092.36/x
  3. Step 3: Cross multiply
    121,994.28x = 183,006.18 × 43,092.36
  4. Step 4: Simplify right side
    121,994.28x = 7,886,168,190.78
  5. Step 5: Solve for x
    x = 7,886,168,190.78/121,994.28
  6. Step 6: Final answer
    x = 64,643.75

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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.