Home / 104,805.23-144,626.45-57,058.47

Finding the Fourth Proportional to 104,805.23, 144,626.45 and 57,058.47

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Solution

The fourth proportional to 104,805.23, 144,626.45 and 57,058.47 is: 78,738.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,805.23 : 144,626.45 = 57,058.47 : x
  2. Step 2: Convert to fraction form
    104,805.23/144,626.45 = 57,058.47/x
  3. Step 3: Cross multiply
    104,805.23x = 144,626.45 × 57,058.47
  4. Step 4: Simplify right side
    104,805.23x = 8,252,163,673.24
  5. Step 5: Solve for x
    x = 8,252,163,673.24/104,805.23
  6. Step 6: Final answer
    x = 78,738.09

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1.5x scale

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.