Home / 219,564.66-302,995.25-124,069.30

Finding the Fourth Proportional to 219,564.66, 302,995.25 and 124,069.30

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Solution

The fourth proportional to 219,564.66, 302,995.25 and 124,069.30 is: 171,213.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,564.66 : 302,995.25 = 124,069.30 : x
  2. Step 2: Convert to fraction form
    219,564.66/302,995.25 = 124,069.30/x
  3. Step 3: Cross multiply
    219,564.66x = 302,995.25 × 124,069.30
  4. Step 4: Simplify right side
    219,564.66x = 37,592,408,570.83
  5. Step 5: Solve for x
    x = 37,592,408,570.83/219,564.66
  6. Step 6: Final answer
    x = 171,213.38

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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.