Home / 192,079.02-265,043.42-111,505.62

Finding the Fourth Proportional to 192,079.02, 265,043.42 and 111,505.62

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Solution

The fourth proportional to 192,079.02, 265,043.42 and 111,505.62 is: 153,862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,079.02 : 265,043.42 = 111,505.62 : x
  2. Step 2: Convert to fraction form
    192,079.02/265,043.42 = 111,505.62/x
  3. Step 3: Cross multiply
    192,079.02x = 265,043.42 × 111,505.62
  4. Step 4: Simplify right side
    192,079.02x = 29,553,830,874.02
  5. Step 5: Solve for x
    x = 29,553,830,874.02/192,079.02
  6. Step 6: Final answer
    x = 153,862.88

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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.