Home / 62,782.48-86,656.26-38,895.58

Finding the Fourth Proportional to 62,782.48, 86,656.26 and 38,895.58

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Solution

The fourth proportional to 62,782.48, 86,656.26 and 38,895.58 is: 53,686.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,782.48 : 86,656.26 = 38,895.58 : x
  2. Step 2: Convert to fraction form
    62,782.48/86,656.26 = 38,895.58/x
  3. Step 3: Cross multiply
    62,782.48x = 86,656.26 × 38,895.58
  4. Step 4: Simplify right side
    62,782.48x = 3,370,545,493.33
  5. Step 5: Solve for x
    x = 3,370,545,493.33/62,782.48
  6. Step 6: Final answer
    x = 53,686.08

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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.