Home / 104,808.80-157,114.38-52,168.52

Finding the Fourth Proportional to 104,808.80, 157,114.38 and 52,168.52

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Solution

The fourth proportional to 104,808.80, 157,114.38 and 52,168.52 is: 78,203.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,808.80 : 157,114.38 = 52,168.52 : x
  2. Step 2: Convert to fraction form
    104,808.80/157,114.38 = 52,168.52/x
  3. Step 3: Cross multiply
    104,808.80x = 157,114.38 × 52,168.52
  4. Step 4: Simplify right side
    104,808.80x = 8,196,424,675.32
  5. Step 5: Solve for x
    x = 8,196,424,675.32/104,808.80
  6. Step 6: Final answer
    x = 78,203.59

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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.