Home / 55,360.24-76,409.40-35,213.20

Finding the Fourth Proportional to 55,360.24, 76,409.40 and 35,213.20

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Solution

The fourth proportional to 55,360.24, 76,409.40 and 35,213.20 is: 48,602.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,360.24 : 76,409.40 = 35,213.20 : x
  2. Step 2: Convert to fraction form
    55,360.24/76,409.40 = 35,213.20/x
  3. Step 3: Cross multiply
    55,360.24x = 76,409.40 × 35,213.20
  4. Step 4: Simplify right side
    55,360.24x = 2,690,619,484.08
  5. Step 5: Solve for x
    x = 2,690,619,484.08/55,360.24
  6. Step 6: Final answer
    x = 48,602.02

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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.