Home / 74,577.34-102,917.17-40,586.10

Finding the Fourth Proportional to 74,577.34, 102,917.17 and 40,586.10

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Solution

The fourth proportional to 74,577.34, 102,917.17 and 40,586.10 is: 56,009.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,577.34 : 102,917.17 = 40,586.10 : x
  2. Step 2: Convert to fraction form
    74,577.34/102,917.17 = 40,586.10/x
  3. Step 3: Cross multiply
    74,577.34x = 102,917.17 × 40,586.10
  4. Step 4: Simplify right side
    74,577.34x = 4,177,006,553.34
  5. Step 5: Solve for x
    x = 4,177,006,553.34/74,577.34
  6. Step 6: Final answer
    x = 56,009.06

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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.