Home / 74,581.20-102,924.36-40,592.16

Finding the Fourth Proportional to 74,581.20, 102,924.36 and 40,592.16

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Solution

The fourth proportional to 74,581.20, 102,924.36 and 40,592.16 is: 56,018.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,581.20 : 102,924.36 = 40,592.16 : x
  2. Step 2: Convert to fraction form
    74,581.20/102,924.36 = 40,592.16/x
  3. Step 3: Cross multiply
    74,581.20x = 102,924.36 × 40,592.16
  4. Step 4: Simplify right side
    74,581.20x = 4,177,922,089.02
  5. Step 5: Solve for x
    x = 4,177,922,089.02/74,581.20
  6. Step 6: Final answer
    x = 56,018.43

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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.