Home / 55,723.61-76,832.74-45,614.81

Finding the Fourth Proportional to 55,723.61, 76,832.74 and 45,614.81

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Solution

The fourth proportional to 55,723.61, 76,832.74 and 45,614.81 is: 62,894.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,723.61 : 76,832.74 = 45,614.81 : x
  2. Step 2: Convert to fraction form
    55,723.61/76,832.74 = 45,614.81/x
  3. Step 3: Cross multiply
    55,723.61x = 76,832.74 × 45,614.81
  4. Step 4: Simplify right side
    55,723.61x = 3,504,710,836.88
  5. Step 5: Solve for x
    x = 3,504,710,836.88/55,723.61
  6. Step 6: Final answer
    x = 62,894.54

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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.