Home / 227,658.08-314,209.27-135,783.25

Finding the Fourth Proportional to 227,658.08, 314,209.27 and 135,783.25

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Solution

The fourth proportional to 227,658.08, 314,209.27 and 135,783.25 is: 187,405.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,658.08 : 314,209.27 = 135,783.25 : x
  2. Step 2: Convert to fraction form
    227,658.08/314,209.27 = 135,783.25/x
  3. Step 3: Cross multiply
    227,658.08x = 314,209.27 × 135,783.25
  4. Step 4: Simplify right side
    227,658.08x = 42,664,355,181.81
  5. Step 5: Solve for x
    x = 42,664,355,181.81/227,658.08
  6. Step 6: Final answer
    x = 187,405.41

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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.