Home / 43,787.12-65,531.28-36,774.32

Finding the Fourth Proportional to 43,787.12, 65,531.28 and 36,774.32

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Solution

The fourth proportional to 43,787.12, 65,531.28 and 36,774.32 is: 55,036.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,787.12 : 65,531.28 = 36,774.32 : x
  2. Step 2: Convert to fraction form
    43,787.12/65,531.28 = 36,774.32/x
  3. Step 3: Cross multiply
    43,787.12x = 65,531.28 × 36,774.32
  4. Step 4: Simplify right side
    43,787.12x = 2,409,868,260.73
  5. Step 5: Solve for x
    x = 2,409,868,260.73/43,787.12
  6. Step 6: Final answer
    x = 55,036.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.