Home / 223,551.11-308,344.38-151,806.58

Finding the Fourth Proportional to 223,551.11, 308,344.38 and 151,806.58

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Solution

The fourth proportional to 223,551.11, 308,344.38 and 151,806.58 is: 209,387.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,551.11 : 308,344.38 = 151,806.58 : x
  2. Step 2: Convert to fraction form
    223,551.11/308,344.38 = 151,806.58/x
  3. Step 3: Cross multiply
    223,551.11x = 308,344.38 × 151,806.58
  4. Step 4: Simplify right side
    223,551.11x = 46,808,705,790.02
  5. Step 5: Solve for x
    x = 46,808,705,790.02/223,551.11
  6. Step 6: Final answer
    x = 209,387.04

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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.