Home / 199,014.79-274,597.56-118,426.57

Finding the Fourth Proportional to 199,014.79, 274,597.56 and 118,426.57

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Solution

The fourth proportional to 199,014.79, 274,597.56 and 118,426.57 is: 163,403.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,014.79 : 274,597.56 = 118,426.57 : x
  2. Step 2: Convert to fraction form
    199,014.79/274,597.56 = 118,426.57/x
  3. Step 3: Cross multiply
    199,014.79x = 274,597.56 × 118,426.57
  4. Step 4: Simplify right side
    199,014.79x = 32,519,647,948.52
  5. Step 5: Solve for x
    x = 32,519,647,948.52/199,014.79
  6. Step 6: Final answer
    x = 163,403.17

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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.