Home / 34,679.32-52,070.82-20,663.08

Finding the Fourth Proportional to 34,679.32, 52,070.82 and 20,663.08

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Solution

The fourth proportional to 34,679.32, 52,070.82 and 20,663.08 is: 31,025.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,679.32 : 52,070.82 = 20,663.08 : x
  2. Step 2: Convert to fraction form
    34,679.32/52,070.82 = 20,663.08/x
  3. Step 3: Cross multiply
    34,679.32x = 52,070.82 × 20,663.08
  4. Step 4: Simplify right side
    34,679.32x = 1,075,943,519.33
  5. Step 5: Solve for x
    x = 1,075,943,519.33/34,679.32
  6. Step 6: Final answer
    x = 31,025.51

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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.