Home / 83,175.82-114,782.93-45,450.07

Finding the Fourth Proportional to 83,175.82, 114,782.93 and 45,450.07

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Solution

The fourth proportional to 83,175.82, 114,782.93 and 45,450.07 is: 62,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,175.82 : 114,782.93 = 45,450.07 : x
  2. Step 2: Convert to fraction form
    83,175.82/114,782.93 = 45,450.07/x
  3. Step 3: Cross multiply
    83,175.82x = 114,782.93 × 45,450.07
  4. Step 4: Simplify right side
    83,175.82x = 5,216,892,203.31
  5. Step 5: Solve for x
    x = 5,216,892,203.31/83,175.82
  6. Step 6: Final answer
    x = 62,721.26

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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.