Home / 92,823.42-128,096.40-50,381.94

Finding the Fourth Proportional to 92,823.42, 128,096.40 and 50,381.94

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Solution

The fourth proportional to 92,823.42, 128,096.40 and 50,381.94 is: 69,527.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,823.42 : 128,096.40 = 50,381.94 : x
  2. Step 2: Convert to fraction form
    92,823.42/128,096.40 = 50,381.94/x
  3. Step 3: Cross multiply
    92,823.42x = 128,096.40 × 50,381.94
  4. Step 4: Simplify right side
    92,823.42x = 6,453,745,139.02
  5. Step 5: Solve for x
    x = 6,453,745,139.02/92,823.42
  6. Step 6: Final answer
    x = 69,527.12

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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.