Home / 223,544.13-308,492.38-121,570.73

Finding the Fourth Proportional to 223,544.13, 308,492.38 and 121,570.73

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Solution

The fourth proportional to 223,544.13, 308,492.38 and 121,570.73 is: 167,768.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,544.13 : 308,492.38 = 121,570.73 : x
  2. Step 2: Convert to fraction form
    223,544.13/308,492.38 = 121,570.73/x
  3. Step 3: Cross multiply
    223,544.13x = 308,492.38 × 121,570.73
  4. Step 4: Simplify right side
    223,544.13x = 37,503,643,836.04
  5. Step 5: Solve for x
    x = 37,503,643,836.04/223,544.13
  6. Step 6: Final answer
    x = 167,768.41

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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.