Home / 192,078.02-265,042.04-111,504.62

Finding the Fourth Proportional to 192,078.02, 265,042.04 and 111,504.62

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Solution

The fourth proportional to 192,078.02, 265,042.04 and 111,504.62 is: 153,861.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,078.02 : 265,042.04 = 111,504.62 : x
  2. Step 2: Convert to fraction form
    192,078.02/265,042.04 = 111,504.62/x
  3. Step 3: Cross multiply
    192,078.02x = 265,042.04 × 111,504.62
  4. Step 4: Simplify right side
    192,078.02x = 29,553,411,954.22
  5. Step 5: Solve for x
    x = 29,553,411,954.22/192,078.02
  6. Step 6: Final answer
    x = 153,861.50

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1.5x scale

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.