Home / 193,277.60-289,916.40-179,280.80

Finding the Fourth Proportional to 193,277.60, 289,916.40 and 179,280.80

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Solution

The fourth proportional to 193,277.60, 289,916.40 and 179,280.80 is: 268,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,277.60 : 289,916.40 = 179,280.80 : x
  2. Step 2: Convert to fraction form
    193,277.60/289,916.40 = 179,280.80/x
  3. Step 3: Cross multiply
    193,277.60x = 289,916.40 × 179,280.80
  4. Step 4: Simplify right side
    193,277.60x = 51,976,444,125.12
  5. Step 5: Solve for x
    x = 51,976,444,125.12/193,277.60
  6. Step 6: Final answer
    x = 268,921.20

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1.5x scale

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.