Home / 57,419.46-79,236.39-31,925.79

Finding the Fourth Proportional to 57,419.46, 79,236.39 and 31,925.79

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Solution

The fourth proportional to 57,419.46, 79,236.39 and 31,925.79 is: 44,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,419.46 : 79,236.39 = 31,925.79 : x
  2. Step 2: Convert to fraction form
    57,419.46/79,236.39 = 31,925.79/x
  3. Step 3: Cross multiply
    57,419.46x = 79,236.39 × 31,925.79
  4. Step 4: Simplify right side
    57,419.46x = 2,529,684,347.50
  5. Step 5: Solve for x
    x = 2,529,684,347.50/57,419.46
  6. Step 6: Final answer
    x = 44,056.22

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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.