Home / 219,420.14-329,106.60-148,796.10

Finding the Fourth Proportional to 219,420.14, 329,106.60 and 148,796.10

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Solution

The fourth proportional to 219,420.14, 329,106.60 and 148,796.10 is: 223,178.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,420.14 : 329,106.60 = 148,796.10 : x
  2. Step 2: Convert to fraction form
    219,420.14/329,106.60 = 148,796.10/x
  3. Step 3: Cross multiply
    219,420.14x = 329,106.60 × 148,796.10
  4. Step 4: Simplify right side
    219,420.14x = 48,969,778,564.26
  5. Step 5: Solve for x
    x = 48,969,778,564.26/219,420.14
  6. Step 6: Final answer
    x = 223,178.14

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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.