Home / 55,078.86-76,007.08-32,412.63

Finding the Fourth Proportional to 55,078.86, 76,007.08 and 32,412.63

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Solution

The fourth proportional to 55,078.86, 76,007.08 and 32,412.63 is: 44,728.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,078.86 : 76,007.08 = 32,412.63 : x
  2. Step 2: Convert to fraction form
    55,078.86/76,007.08 = 32,412.63/x
  3. Step 3: Cross multiply
    55,078.86x = 76,007.08 × 32,412.63
  4. Step 4: Simplify right side
    55,078.86x = 2,463,589,361.42
  5. Step 5: Solve for x
    x = 2,463,589,361.42/55,078.86
  6. Step 6: Final answer
    x = 44,728.40

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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.