Home / 30,532.24-45,798.99-20,068.98

Finding the Fourth Proportional to 30,532.24, 45,798.99 and 20,068.98

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Solution

The fourth proportional to 30,532.24, 45,798.99 and 20,068.98 is: 30,103.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,532.24 : 45,798.99 = 20,068.98 : x
  2. Step 2: Convert to fraction form
    30,532.24/45,798.99 = 20,068.98/x
  3. Step 3: Cross multiply
    30,532.24x = 45,798.99 × 20,068.98
  4. Step 4: Simplify right side
    30,532.24x = 919,139,014.33
  5. Step 5: Solve for x
    x = 919,139,014.33/30,532.24
  6. Step 6: Final answer
    x = 30,103.88

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1.5x scale

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.