Home / 62,750.09-86,672.33-46,905.28

Finding the Fourth Proportional to 62,750.09, 86,672.33 and 46,905.28

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Solution

The fourth proportional to 62,750.09, 86,672.33 and 46,905.28 is: 64,786.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,750.09 : 86,672.33 = 46,905.28 : x
  2. Step 2: Convert to fraction form
    62,750.09/86,672.33 = 46,905.28/x
  3. Step 3: Cross multiply
    62,750.09x = 86,672.33 × 46,905.28
  4. Step 4: Simplify right side
    62,750.09x = 4,065,389,631.59
  5. Step 5: Solve for x
    x = 4,065,389,631.59/62,750.09
  6. Step 6: Final answer
    x = 64,786.99

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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.