Home / 44,405.70-61,307.19-28,518.15

Finding the Fourth Proportional to 44,405.70, 61,307.19 and 28,518.15

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Solution

The fourth proportional to 44,405.70, 61,307.19 and 28,518.15 is: 39,372.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,405.70 : 61,307.19 = 28,518.15 : x
  2. Step 2: Convert to fraction form
    44,405.70/61,307.19 = 28,518.15/x
  3. Step 3: Cross multiply
    44,405.70x = 61,307.19 × 28,518.15
  4. Step 4: Simplify right side
    44,405.70x = 1,748,367,640.50
  5. Step 5: Solve for x
    x = 1,748,367,640.50/44,405.70
  6. Step 6: Final answer
    x = 39,372.59

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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.