Home / 219,427.11-329,152.95-61,643.25

Finding the Fourth Proportional to 219,427.11, 329,152.95 and 61,643.25

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Solution

The fourth proportional to 219,427.11, 329,152.95 and 61,643.25 is: 92,468.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,427.11 : 329,152.95 = 61,643.25 : x
  2. Step 2: Convert to fraction form
    219,427.11/329,152.95 = 61,643.25/x
  3. Step 3: Cross multiply
    219,427.11x = 329,152.95 × 61,643.25
  4. Step 4: Simplify right side
    219,427.11x = 20,290,057,585.09
  5. Step 5: Solve for x
    x = 20,290,057,585.09/219,427.11
  6. Step 6: Final answer
    x = 92,468.33

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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.