Home / 62,539.19-86,317.48-39,872.96

Finding the Fourth Proportional to 62,539.19, 86,317.48 and 39,872.96

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Solution

The fourth proportional to 62,539.19, 86,317.48 and 39,872.96 is: 55,033.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,539.19 : 86,317.48 = 39,872.96 : x
  2. Step 2: Convert to fraction form
    62,539.19/86,317.48 = 39,872.96/x
  3. Step 3: Cross multiply
    62,539.19x = 86,317.48 × 39,872.96
  4. Step 4: Simplify right side
    62,539.19x = 3,441,733,427.34
  5. Step 5: Solve for x
    x = 3,441,733,427.34/62,539.19
  6. Step 6: Final answer
    x = 55,033.23

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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.