Home / 74,329.89-102,507.43-48,826.03

Finding the Fourth Proportional to 74,329.89, 102,507.43 and 48,826.03

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Solution

The fourth proportional to 74,329.89, 102,507.43 and 48,826.03 is: 67,335.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,329.89 : 102,507.43 = 48,826.03 : x
  2. Step 2: Convert to fraction form
    74,329.89/102,507.43 = 48,826.03/x
  3. Step 3: Cross multiply
    74,329.89x = 102,507.43 × 48,826.03
  4. Step 4: Simplify right side
    74,329.89x = 5,005,030,852.40
  5. Step 5: Solve for x
    x = 5,005,030,852.40/74,329.89
  6. Step 6: Final answer
    x = 67,335.37

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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.