Home / 109,220.33-163,894.19-46,036.60

Finding the Fourth Proportional to 109,220.33, 163,894.19 and 46,036.60

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Solution

The fourth proportional to 109,220.33, 163,894.19 and 46,036.60 is: 69,081.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,220.33 : 163,894.19 = 46,036.60 : x
  2. Step 2: Convert to fraction form
    109,220.33/163,894.19 = 46,036.60/x
  3. Step 3: Cross multiply
    109,220.33x = 163,894.19 × 46,036.60
  4. Step 4: Simplify right side
    109,220.33x = 7,545,131,267.35
  5. Step 5: Solve for x
    x = 7,545,131,267.35/109,220.33
  6. Step 6: Final answer
    x = 69,081.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.