Home / 228,153.28-314,918.94-147,584.20

Finding the Fourth Proportional to 228,153.28, 314,918.94 and 147,584.20

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Solution

The fourth proportional to 228,153.28, 314,918.94 and 147,584.20 is: 203,709.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,153.28 : 314,918.94 = 147,584.20 : x
  2. Step 2: Convert to fraction form
    228,153.28/314,918.94 = 147,584.20/x
  3. Step 3: Cross multiply
    228,153.28x = 314,918.94 × 147,584.20
  4. Step 4: Simplify right side
    228,153.28x = 46,477,059,824.75
  5. Step 5: Solve for x
    x = 46,477,059,824.75/228,153.28
  6. Step 6: Final answer
    x = 203,709.80

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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.