Home / 47,511.01-65,554.77-28,387.91

Finding the Fourth Proportional to 47,511.01, 65,554.77 and 28,387.91

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Solution

The fourth proportional to 47,511.01, 65,554.77 and 28,387.91 is: 39,169.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,511.01 : 65,554.77 = 28,387.91 : x
  2. Step 2: Convert to fraction form
    47,511.01/65,554.77 = 28,387.91/x
  3. Step 3: Cross multiply
    47,511.01x = 65,554.77 × 28,387.91
  4. Step 4: Simplify right side
    47,511.01x = 1,860,962,583.06
  5. Step 5: Solve for x
    x = 1,860,962,583.06/47,511.01
  6. Step 6: Final answer
    x = 39,169.08

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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.