Home / 62,623.53-86,436.80-38,736.31

Finding the Fourth Proportional to 62,623.53, 86,436.80 and 38,736.31

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Solution

The fourth proportional to 62,623.53, 86,436.80 and 38,736.31 is: 53,466.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,623.53 : 86,436.80 = 38,736.31 : x
  2. Step 2: Convert to fraction form
    62,623.53/86,436.80 = 38,736.31/x
  3. Step 3: Cross multiply
    62,623.53x = 86,436.80 × 38,736.31
  4. Step 4: Simplify right side
    62,623.53x = 3,348,242,680.21
  5. Step 5: Solve for x
    x = 3,348,242,680.21/62,623.53
  6. Step 6: Final answer
    x = 53,466.21

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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.