Home / 161,188.56-222,466.60-134,288.40

Finding the Fourth Proportional to 161,188.56, 222,466.60 and 134,288.40

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Solution

The fourth proportional to 161,188.56, 222,466.60 and 134,288.40 is: 185,339.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,188.56 : 222,466.60 = 134,288.40 : x
  2. Step 2: Convert to fraction form
    161,188.56/222,466.60 = 134,288.40/x
  3. Step 3: Cross multiply
    161,188.56x = 222,466.60 × 134,288.40
  4. Step 4: Simplify right side
    161,188.56x = 29,874,683,767.44
  5. Step 5: Solve for x
    x = 29,874,683,767.44/161,188.56
  6. Step 6: Final answer
    x = 185,339.98

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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.