Home / 44,151.08-66,235.90-12,983.72

Finding the Fourth Proportional to 44,151.08, 66,235.90 and 12,983.72

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Solution

The fourth proportional to 44,151.08, 66,235.90 and 12,983.72 is: 19,478.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,151.08 : 66,235.90 = 12,983.72 : x
  2. Step 2: Convert to fraction form
    44,151.08/66,235.90 = 12,983.72/x
  3. Step 3: Cross multiply
    44,151.08x = 66,235.90 × 12,983.72
  4. Step 4: Simplify right side
    44,151.08x = 859,988,379.55
  5. Step 5: Solve for x
    x = 859,988,379.55/44,151.08
  6. Step 6: Final answer
    x = 19,478.31

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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.