Home / 163,962.70-245,944.05-104,865.10

Finding the Fourth Proportional to 163,962.70, 245,944.05 and 104,865.10

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Solution

The fourth proportional to 163,962.70, 245,944.05 and 104,865.10 is: 157,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,962.70 : 245,944.05 = 104,865.10 : x
  2. Step 2: Convert to fraction form
    163,962.70/245,944.05 = 104,865.10/x
  3. Step 3: Cross multiply
    163,962.70x = 245,944.05 × 104,865.10
  4. Step 4: Simplify right side
    163,962.70x = 25,790,947,397.66
  5. Step 5: Solve for x
    x = 25,790,947,397.66/163,962.70
  6. Step 6: Final answer
    x = 157,297.65

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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.