Home / 74,584.03-102,938.75-47,725.24

Finding the Fourth Proportional to 74,584.03, 102,938.75 and 47,725.24

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Solution

The fourth proportional to 74,584.03, 102,938.75 and 47,725.24 is: 65,869.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,584.03 : 102,938.75 = 47,725.24 : x
  2. Step 2: Convert to fraction form
    74,584.03/102,938.75 = 47,725.24/x
  3. Step 3: Cross multiply
    74,584.03x = 102,938.75 × 47,725.24
  4. Step 4: Simplify right side
    74,584.03x = 4,912,776,549.05
  5. Step 5: Solve for x
    x = 4,912,776,549.05/74,584.03
  6. Step 6: Final answer
    x = 65,869.01

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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.