Home / 62,783.79-86,664.38-41,569.89

Finding the Fourth Proportional to 62,783.79, 86,664.38 and 41,569.89

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Solution

The fourth proportional to 62,783.79, 86,664.38 and 41,569.89 is: 57,381.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,783.79 : 86,664.38 = 41,569.89 : x
  2. Step 2: Convert to fraction form
    62,783.79/86,664.38 = 41,569.89/x
  3. Step 3: Cross multiply
    62,783.79x = 86,664.38 × 41,569.89
  4. Step 4: Simplify right side
    62,783.79x = 3,602,628,535.67
  5. Step 5: Solve for x
    x = 3,602,628,535.67/62,783.79
  6. Step 6: Final answer
    x = 57,381.51

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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.