Home / 192,823.70-266,088.93-112,253.54

Finding the Fourth Proportional to 192,823.70, 266,088.93 and 112,253.54

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Solution

The fourth proportional to 192,823.70, 266,088.93 and 112,253.54 is: 154,905.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,823.70 : 266,088.93 = 112,253.54 : x
  2. Step 2: Convert to fraction form
    192,823.70/266,088.93 = 112,253.54/x
  3. Step 3: Cross multiply
    192,823.70x = 266,088.93 × 112,253.54
  4. Step 4: Simplify right side
    192,823.70x = 29,869,424,347.31
  5. Step 5: Solve for x
    x = 29,869,424,347.31/192,823.70
  6. Step 6: Final answer
    x = 154,905.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.