Home / 45,036.96-67,528.44-20,064.48

Finding the Fourth Proportional to 45,036.96, 67,528.44 and 20,064.48

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Solution

The fourth proportional to 45,036.96, 67,528.44 and 20,064.48 is: 30,084.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,036.96 : 67,528.44 = 20,064.48 : x
  2. Step 2: Convert to fraction form
    45,036.96/67,528.44 = 20,064.48/x
  3. Step 3: Cross multiply
    45,036.96x = 67,528.44 × 20,064.48
  4. Step 4: Simplify right side
    45,036.96x = 1,354,923,033.81
  5. Step 5: Solve for x
    x = 1,354,923,033.81/45,036.96
  6. Step 6: Final answer
    x = 30,084.69

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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.