Home / 34,889.04-48,142.80-19,783.44

Finding the Fourth Proportional to 34,889.04, 48,142.80 and 19,783.44

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Solution

The fourth proportional to 34,889.04, 48,142.80 and 19,783.44 is: 27,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,889.04 : 48,142.80 = 19,783.44 : x
  2. Step 2: Convert to fraction form
    34,889.04/48,142.80 = 19,783.44/x
  3. Step 3: Cross multiply
    34,889.04x = 48,142.80 × 19,783.44
  4. Step 4: Simplify right side
    34,889.04x = 952,430,195.23
  5. Step 5: Solve for x
    x = 952,430,195.23/34,889.04
  6. Step 6: Final answer
    x = 27,298.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.