Home / 82,066.60-113,176.73-53,787.88

Finding the Fourth Proportional to 82,066.60, 113,176.73 and 53,787.88

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Solution

The fourth proportional to 82,066.60, 113,176.73 and 53,787.88 is: 74,178.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,066.60 : 113,176.73 = 53,787.88 : x
  2. Step 2: Convert to fraction form
    82,066.60/113,176.73 = 53,787.88/x
  3. Step 3: Cross multiply
    82,066.60x = 113,176.73 × 53,787.88
  4. Step 4: Simplify right side
    82,066.60x = 6,087,536,372.03
  5. Step 5: Solve for x
    x = 6,087,536,372.03/82,066.60
  6. Step 6: Final answer
    x = 74,178.00

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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.