Home / 213,743.36-294,974.52-118,248.50

Finding the Fourth Proportional to 213,743.36, 294,974.52 and 118,248.50

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Solution

The fourth proportional to 213,743.36, 294,974.52 and 118,248.50 is: 163,187.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,743.36 : 294,974.52 = 118,248.50 : x
  2. Step 2: Convert to fraction form
    213,743.36/294,974.52 = 118,248.50/x
  3. Step 3: Cross multiply
    213,743.36x = 294,974.52 × 118,248.50
  4. Step 4: Simplify right side
    213,743.36x = 34,880,294,528.22
  5. Step 5: Solve for x
    x = 34,880,294,528.22/213,743.36
  6. Step 6: Final answer
    x = 163,187.73

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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.