Home / 82,414.02-113,712.27-55,606.26

Finding the Fourth Proportional to 82,414.02, 113,712.27 and 55,606.26

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Solution

The fourth proportional to 82,414.02, 113,712.27 and 55,606.26 is: 76,723.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,414.02 : 113,712.27 = 55,606.26 : x
  2. Step 2: Convert to fraction form
    82,414.02/113,712.27 = 55,606.26/x
  3. Step 3: Cross multiply
    82,414.02x = 113,712.27 × 55,606.26
  4. Step 4: Simplify right side
    82,414.02x = 6,323,114,050.81
  5. Step 5: Solve for x
    x = 6,323,114,050.81/82,414.02
  6. Step 6: Final answer
    x = 76,723.77

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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.