Home / 163,432.84-225,621.32-113,044.36

Finding the Fourth Proportional to 163,432.84, 225,621.32 and 113,044.36

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Solution

The fourth proportional to 163,432.84, 225,621.32 and 113,044.36 is: 156,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,432.84 : 225,621.32 = 113,044.36 : x
  2. Step 2: Convert to fraction form
    163,432.84/225,621.32 = 113,044.36/x
  3. Step 3: Cross multiply
    163,432.84x = 225,621.32 × 113,044.36
  4. Step 4: Simplify right side
    163,432.84x = 25,505,217,721.76
  5. Step 5: Solve for x
    x = 25,505,217,721.76/163,432.84
  6. Step 6: Final answer
    x = 156,059.32

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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.