Home / 52,695.30-72,720.56-28,823.52

Finding the Fourth Proportional to 52,695.30, 72,720.56 and 28,823.52

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Solution

The fourth proportional to 52,695.30, 72,720.56 and 28,823.52 is: 39,777.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,695.30 : 72,720.56 = 28,823.52 : x
  2. Step 2: Convert to fraction form
    52,695.30/72,720.56 = 28,823.52/x
  3. Step 3: Cross multiply
    52,695.30x = 72,720.56 × 28,823.52
  4. Step 4: Simplify right side
    52,695.30x = 2,096,062,515.57
  5. Step 5: Solve for x
    x = 2,096,062,515.57/52,695.30
  6. Step 6: Final answer
    x = 39,777.03

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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.