Home / 34,779.36-52,172.79-11,081.31

Finding the Fourth Proportional to 34,779.36, 52,172.79 and 11,081.31

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Solution

The fourth proportional to 34,779.36, 52,172.79 and 11,081.31 is: 16,623.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,779.36 : 52,172.79 = 11,081.31 : x
  2. Step 2: Convert to fraction form
    34,779.36/52,172.79 = 11,081.31/x
  3. Step 3: Cross multiply
    34,779.36x = 52,172.79 × 11,081.31
  4. Step 4: Simplify right side
    34,779.36x = 578,142,859.55
  5. Step 5: Solve for x
    x = 578,142,859.55/34,779.36
  6. Step 6: Final answer
    x = 16,623.16

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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.