Home / 219,603.03-329,410.01-61,830.42

Finding the Fourth Proportional to 219,603.03, 329,410.01 and 61,830.42

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Solution

The fourth proportional to 219,603.03, 329,410.01 and 61,830.42 is: 92,747.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,603.03 : 329,410.01 = 61,830.42 : x
  2. Step 2: Convert to fraction form
    219,603.03/329,410.01 = 61,830.42/x
  3. Step 3: Cross multiply
    219,603.03x = 329,410.01 × 61,830.42
  4. Step 4: Simplify right side
    219,603.03x = 20,367,559,270.50
  5. Step 5: Solve for x
    x = 20,367,559,270.50/219,603.03
  6. Step 6: Final answer
    x = 92,747.17

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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.