Home / 127,014.64-190,522.01-47,080.09

Finding the Fourth Proportional to 127,014.64, 190,522.01 and 47,080.09

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Solution

The fourth proportional to 127,014.64, 190,522.01 and 47,080.09 is: 70,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,014.64 : 190,522.01 = 47,080.09 : x
  2. Step 2: Convert to fraction form
    127,014.64/190,522.01 = 47,080.09/x
  3. Step 3: Cross multiply
    127,014.64x = 190,522.01 × 47,080.09
  4. Step 4: Simplify right side
    127,014.64x = 8,969,793,142.38
  5. Step 5: Solve for x
    x = 8,969,793,142.38/127,014.64
  6. Step 6: Final answer
    x = 70,620.15

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1.5x scale

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.