Home / 195,280.02-269,406.72-127,272.12

Finding the Fourth Proportional to 195,280.02, 269,406.72 and 127,272.12

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Solution

The fourth proportional to 195,280.02, 269,406.72 and 127,272.12 is: 175,583.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,280.02 : 269,406.72 = 127,272.12 : x
  2. Step 2: Convert to fraction form
    195,280.02/269,406.72 = 127,272.12/x
  3. Step 3: Cross multiply
    195,280.02x = 269,406.72 × 127,272.12
  4. Step 4: Simplify right side
    195,280.02x = 34,287,964,396.65
  5. Step 5: Solve for x
    x = 34,287,964,396.65/195,280.02
  6. Step 6: Final answer
    x = 175,583.58

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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.