Home / 193,153.40-289,685.80-52,922.96

Finding the Fourth Proportional to 193,153.40, 289,685.80 and 52,922.96

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Solution

The fourth proportional to 193,153.40, 289,685.80 and 52,922.96 is: 79,372.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,153.40 : 289,685.80 = 52,922.96 : x
  2. Step 2: Convert to fraction form
    193,153.40/289,685.80 = 52,922.96/x
  3. Step 3: Cross multiply
    193,153.40x = 289,685.80 × 52,922.96
  4. Step 4: Simplify right side
    193,153.40x = 15,331,030,005.97
  5. Step 5: Solve for x
    x = 15,331,030,005.97/193,153.40
  6. Step 6: Final answer
    x = 79,372.30

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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.