Home / 227,830.78-314,408.55-132,341.50

Finding the Fourth Proportional to 227,830.78, 314,408.55 and 132,341.50

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Solution

The fourth proportional to 227,830.78, 314,408.55 and 132,341.50 is: 182,632.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,830.78 : 314,408.55 = 132,341.50 : x
  2. Step 2: Convert to fraction form
    227,830.78/314,408.55 = 132,341.50/x
  3. Step 3: Cross multiply
    227,830.78x = 314,408.55 × 132,341.50
  4. Step 4: Simplify right side
    227,830.78x = 41,609,299,119.83
  5. Step 5: Solve for x
    x = 41,609,299,119.83/227,830.78
  6. Step 6: Final answer
    x = 182,632.47

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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.