Home / 30,299.04-45,402.48-27,157.92

Finding the Fourth Proportional to 30,299.04, 45,402.48 and 27,157.92

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Solution

The fourth proportional to 30,299.04, 45,402.48 and 27,157.92 is: 40,695.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,299.04 : 45,402.48 = 27,157.92 : x
  2. Step 2: Convert to fraction form
    30,299.04/45,402.48 = 27,157.92/x
  3. Step 3: Cross multiply
    30,299.04x = 45,402.48 × 27,157.92
  4. Step 4: Simplify right side
    30,299.04x = 1,233,036,919.64
  5. Step 5: Solve for x
    x = 1,233,036,919.64/30,299.04
  6. Step 6: Final answer
    x = 40,695.58

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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.