Home / 193,047.40-289,916.70-186,826.60

Finding the Fourth Proportional to 193,047.40, 289,916.70 and 186,826.60

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Solution

The fourth proportional to 193,047.40, 289,916.70 and 186,826.60 is: 280,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,047.40 : 289,916.70 = 186,826.60 : x
  2. Step 2: Convert to fraction form
    193,047.40/289,916.70 = 186,826.60/x
  3. Step 3: Cross multiply
    193,047.40x = 289,916.70 × 186,826.60
  4. Step 4: Simplify right side
    193,047.40x = 54,164,151,344.22
  5. Step 5: Solve for x
    x = 54,164,151,344.22/193,047.40
  6. Step 6: Final answer
    x = 280,574.36

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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.