Home / 203,946.59-281,415.04-113,294.22

Finding the Fourth Proportional to 203,946.59, 281,415.04 and 113,294.22

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Solution

The fourth proportional to 203,946.59, 281,415.04 and 113,294.22 is: 156,328.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,946.59 : 281,415.04 = 113,294.22 : x
  2. Step 2: Convert to fraction form
    203,946.59/281,415.04 = 113,294.22/x
  3. Step 3: Cross multiply
    203,946.59x = 281,415.04 × 113,294.22
  4. Step 4: Simplify right side
    203,946.59x = 31,882,696,886.60
  5. Step 5: Solve for x
    x = 31,882,696,886.60/203,946.59
  6. Step 6: Final answer
    x = 156,328.66

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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.