Home / 194,885.40-292,241.70-89,736.60

Finding the Fourth Proportional to 194,885.40, 292,241.70 and 89,736.60

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Solution

The fourth proportional to 194,885.40, 292,241.70 and 89,736.60 is: 134,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,885.40 : 292,241.70 = 89,736.60 : x
  2. Step 2: Convert to fraction form
    194,885.40/292,241.70 = 89,736.60/x
  3. Step 3: Cross multiply
    194,885.40x = 292,241.70 × 89,736.60
  4. Step 4: Simplify right side
    194,885.40x = 26,224,776,536.22
  5. Step 5: Solve for x
    x = 26,224,776,536.22/194,885.40
  6. Step 6: Final answer
    x = 134,565.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.