Home / 54,915.52-75,783.18-29,765.02

Finding the Fourth Proportional to 54,915.52, 75,783.18 and 29,765.02

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Solution

The fourth proportional to 54,915.52, 75,783.18 and 29,765.02 is: 41,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,915.52 : 75,783.18 = 29,765.02 : x
  2. Step 2: Convert to fraction form
    54,915.52/75,783.18 = 29,765.02/x
  3. Step 3: Cross multiply
    54,915.52x = 75,783.18 × 29,765.02
  4. Step 4: Simplify right side
    54,915.52x = 2,255,687,868.36
  5. Step 5: Solve for x
    x = 2,255,687,868.36/54,915.52
  6. Step 6: Final answer
    x = 41,075.60

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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.