Home / 37,132.72-55,693.60-10,830.40

Finding the Fourth Proportional to 37,132.72, 55,693.60 and 10,830.40

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Solution

The fourth proportional to 37,132.72, 55,693.60 and 10,830.40 is: 16,244.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,132.72 : 55,693.60 = 10,830.40 : x
  2. Step 2: Convert to fraction form
    37,132.72/55,693.60 = 10,830.40/x
  3. Step 3: Cross multiply
    37,132.72x = 55,693.60 × 10,830.40
  4. Step 4: Simplify right side
    37,132.72x = 603,183,965.44
  5. Step 5: Solve for x
    x = 603,183,965.44/37,132.72
  6. Step 6: Final answer
    x = 16,244.00

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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.