Home / 55,422.06-76,455.03-32,750.09

Finding the Fourth Proportional to 55,422.06, 76,455.03 and 32,750.09

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Solution

The fourth proportional to 55,422.06, 76,455.03 and 32,750.09 is: 45,178.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,422.06 : 76,455.03 = 32,750.09 : x
  2. Step 2: Convert to fraction form
    55,422.06/76,455.03 = 32,750.09/x
  3. Step 3: Cross multiply
    55,422.06x = 76,455.03 × 32,750.09
  4. Step 4: Simplify right side
    55,422.06x = 2,503,908,731.18
  5. Step 5: Solve for x
    x = 2,503,908,731.18/55,422.06
  6. Step 6: Final answer
    x = 45,178.92

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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.