Home / 40,276.34-55,579.81-22,372.50

Finding the Fourth Proportional to 40,276.34, 55,579.81 and 22,372.50

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Solution

The fourth proportional to 40,276.34, 55,579.81 and 22,372.50 is: 30,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,276.34 : 55,579.81 = 22,372.50 : x
  2. Step 2: Convert to fraction form
    40,276.34/55,579.81 = 22,372.50/x
  3. Step 3: Cross multiply
    40,276.34x = 55,579.81 × 22,372.50
  4. Step 4: Simplify right side
    40,276.34x = 1,243,459,187.36
  5. Step 5: Solve for x
    x = 1,243,459,187.36/40,276.34
  6. Step 6: Final answer
    x = 30,873.20

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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.