Home / 147,977.84-222,447.96-118,715.84

Finding the Fourth Proportional to 147,977.84, 222,447.96 and 118,715.84

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Solution

The fourth proportional to 147,977.84, 222,447.96 and 118,715.84 is: 178,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,977.84 : 222,447.96 = 118,715.84 : x
  2. Step 2: Convert to fraction form
    147,977.84/222,447.96 = 118,715.84/x
  3. Step 3: Cross multiply
    147,977.84x = 222,447.96 × 118,715.84
  4. Step 4: Simplify right side
    147,977.84x = 26,408,096,427.69
  5. Step 5: Solve for x
    x = 26,408,096,427.69/147,977.84
  6. Step 6: Final answer
    x = 178,459.80

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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.