Home / 39,832.12-59,785.08-20,124.55

Finding the Fourth Proportional to 39,832.12, 59,785.08 and 20,124.55

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Solution

The fourth proportional to 39,832.12, 59,785.08 and 20,124.55 is: 30,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,832.12 : 59,785.08 = 20,124.55 : x
  2. Step 2: Convert to fraction form
    39,832.12/59,785.08 = 20,124.55/x
  3. Step 3: Cross multiply
    39,832.12x = 59,785.08 × 20,124.55
  4. Step 4: Simplify right side
    39,832.12x = 1,203,147,831.71
  5. Step 5: Solve for x
    x = 1,203,147,831.71/39,832.12
  6. Step 6: Final answer
    x = 30,205.47

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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.