Home / 194,225.31-291,336.35-53,983.53

Finding the Fourth Proportional to 194,225.31, 291,336.35 and 53,983.53

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Solution

The fourth proportional to 194,225.31, 291,336.35 and 53,983.53 is: 80,974.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,225.31 : 291,336.35 = 53,983.53 : x
  2. Step 2: Convert to fraction form
    194,225.31/291,336.35 = 53,983.53/x
  3. Step 3: Cross multiply
    194,225.31x = 291,336.35 × 53,983.53
  4. Step 4: Simplify right side
    194,225.31x = 15,727,364,320.40
  5. Step 5: Solve for x
    x = 15,727,364,320.40/194,225.31
  6. Step 6: Final answer
    x = 80,974.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.