Home / 193,156.68-289,735.02-52,916.52

Finding the Fourth Proportional to 193,156.68, 289,735.02 and 52,916.52

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Solution

The fourth proportional to 193,156.68, 289,735.02 and 52,916.52 is: 79,374.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,156.68 : 289,735.02 = 52,916.52 : x
  2. Step 2: Convert to fraction form
    193,156.68/289,735.02 = 52,916.52/x
  3. Step 3: Cross multiply
    193,156.68x = 289,735.02 × 52,916.52
  4. Step 4: Simplify right side
    193,156.68x = 15,331,768,980.53
  5. Step 5: Solve for x
    x = 15,331,768,980.53/193,156.68
  6. Step 6: Final answer
    x = 79,374.78

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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.