Home / 74,607.10-102,966.60-41,906.92

Finding the Fourth Proportional to 74,607.10, 102,966.60 and 41,906.92

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Solution

The fourth proportional to 74,607.10, 102,966.60 and 41,906.92 is: 57,836.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,607.10 : 102,966.60 = 41,906.92 : x
  2. Step 2: Convert to fraction form
    74,607.10/102,966.60 = 41,906.92/x
  3. Step 3: Cross multiply
    74,607.10x = 102,966.60 × 41,906.92
  4. Step 4: Simplify right side
    74,607.10x = 4,315,013,068.87
  5. Step 5: Solve for x
    x = 4,315,013,068.87/74,607.10
  6. Step 6: Final answer
    x = 57,836.49

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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.