Home / 52,019.48-78,029.16-16,959.08

Finding the Fourth Proportional to 52,019.48, 78,029.16 and 16,959.08

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Solution

The fourth proportional to 52,019.48, 78,029.16 and 16,959.08 is: 25,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,019.48 : 78,029.16 = 16,959.08 : x
  2. Step 2: Convert to fraction form
    52,019.48/78,029.16 = 16,959.08/x
  3. Step 3: Cross multiply
    52,019.48x = 78,029.16 × 16,959.08
  4. Step 4: Simplify right side
    52,019.48x = 1,323,302,766.77
  5. Step 5: Solve for x
    x = 1,323,302,766.77/52,019.48
  6. Step 6: Final answer
    x = 25,438.60

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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.