Home / 227,887.21-314,468.19-125,911.55

Finding the Fourth Proportional to 227,887.21, 314,468.19 and 125,911.55

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Solution

The fourth proportional to 227,887.21, 314,468.19 and 125,911.55 is: 173,749.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,887.21 : 314,468.19 = 125,911.55 : x
  2. Step 2: Convert to fraction form
    227,887.21/314,468.19 = 125,911.55/x
  3. Step 3: Cross multiply
    227,887.21x = 314,468.19 × 125,911.55
  4. Step 4: Simplify right side
    227,887.21x = 39,595,176,599.04
  5. Step 5: Solve for x
    x = 39,595,176,599.04/227,887.21
  6. Step 6: Final answer
    x = 173,749.01

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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.