Home / 49,543.00-74,314.24-12,103.28

Finding the Fourth Proportional to 49,543.00, 74,314.24 and 12,103.28

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Solution

The fourth proportional to 49,543.00, 74,314.24 and 12,103.28 is: 18,154.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,543.00 : 74,314.24 = 12,103.28 : x
  2. Step 2: Convert to fraction form
    49,543.00/74,314.24 = 12,103.28/x
  3. Step 3: Cross multiply
    49,543.00x = 74,314.24 × 12,103.28
  4. Step 4: Simplify right side
    49,543.00x = 899,446,210.23
  5. Step 5: Solve for x
    x = 899,446,210.23/49,543.00
  6. Step 6: Final answer
    x = 18,154.86

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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.