Home / 177,827.86-245,491.65-137,450.44

Finding the Fourth Proportional to 177,827.86, 245,491.65 and 137,450.44

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Solution

The fourth proportional to 177,827.86, 245,491.65 and 137,450.44 is: 189,750.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,827.86 : 245,491.65 = 137,450.44 : x
  2. Step 2: Convert to fraction form
    177,827.86/245,491.65 = 137,450.44/x
  3. Step 3: Cross multiply
    177,827.86x = 245,491.65 × 137,450.44
  4. Step 4: Simplify right side
    177,827.86x = 33,742,935,308.83
  5. Step 5: Solve for x
    x = 33,742,935,308.83/177,827.86
  6. Step 6: Final answer
    x = 189,750.56

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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.