Home / 155,743.06-214,927.43-92,080.30

Finding the Fourth Proportional to 155,743.06, 214,927.43 and 92,080.30

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Solution

The fourth proportional to 155,743.06, 214,927.43 and 92,080.30 is: 127,072.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,743.06 : 214,927.43 = 92,080.30 : x
  2. Step 2: Convert to fraction form
    155,743.06/214,927.43 = 92,080.30/x
  3. Step 3: Cross multiply
    155,743.06x = 214,927.43 × 92,080.30
  4. Step 4: Simplify right side
    155,743.06x = 19,790,582,232.63
  5. Step 5: Solve for x
    x = 19,790,582,232.63/155,743.06
  6. Step 6: Final answer
    x = 127,072.00

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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.