Home / 46,617.60-69,915.84-13,337.28

Finding the Fourth Proportional to 46,617.60, 69,915.84 and 13,337.28

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Solution

The fourth proportional to 46,617.60, 69,915.84 and 13,337.28 is: 20,002.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,617.60 : 69,915.84 = 13,337.28 : x
  2. Step 2: Convert to fraction form
    46,617.60/69,915.84 = 13,337.28/x
  3. Step 3: Cross multiply
    46,617.60x = 69,915.84 × 13,337.28
  4. Step 4: Simplify right side
    46,617.60x = 932,487,134.52
  5. Step 5: Solve for x
    x = 932,487,134.52/46,617.60
  6. Step 6: Final answer
    x = 20,002.90

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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.