Home / 147,394.02-203,436.49-93,668.50

Finding the Fourth Proportional to 147,394.02, 203,436.49 and 93,668.50

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Solution

The fourth proportional to 147,394.02, 203,436.49 and 93,668.50 is: 129,283.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,394.02 : 203,436.49 = 93,668.50 : x
  2. Step 2: Convert to fraction form
    147,394.02/203,436.49 = 93,668.50/x
  3. Step 3: Cross multiply
    147,394.02x = 203,436.49 × 93,668.50
  4. Step 4: Simplify right side
    147,394.02x = 19,055,590,863.57
  5. Step 5: Solve for x
    x = 19,055,590,863.57/147,394.02
  6. Step 6: Final answer
    x = 129,283.34

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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.