Home / 20,529.04-30,793.56-4,946.66

Finding the Fourth Proportional to 20,529.04, 30,793.56 and 4,946.66

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Solution

The fourth proportional to 20,529.04, 30,793.56 and 4,946.66 is: 7,419.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,529.04 : 30,793.56 = 4,946.66 : x
  2. Step 2: Convert to fraction form
    20,529.04/30,793.56 = 4,946.66/x
  3. Step 3: Cross multiply
    20,529.04x = 30,793.56 × 4,946.66
  4. Step 4: Simplify right side
    20,529.04x = 152,325,271.51
  5. Step 5: Solve for x
    x = 152,325,271.51/20,529.04
  6. Step 6: Final answer
    x = 7,419.99

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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.