Home / 127,119.82-190,562.01-47,113.24

Finding the Fourth Proportional to 127,119.82, 190,562.01 and 47,113.24

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Solution

The fourth proportional to 127,119.82, 190,562.01 and 47,113.24 is: 70,626.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,119.82 : 190,562.01 = 47,113.24 : x
  2. Step 2: Convert to fraction form
    127,119.82/190,562.01 = 47,113.24/x
  3. Step 3: Cross multiply
    127,119.82x = 190,562.01 × 47,113.24
  4. Step 4: Simplify right side
    127,119.82x = 8,977,993,712.01
  5. Step 5: Solve for x
    x = 8,977,993,712.01/127,119.82
  6. Step 6: Final answer
    x = 70,626.23

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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.