Home / 163,929.60-246,124.80-101,721.60

Finding the Fourth Proportional to 163,929.60, 246,124.80 and 101,721.60

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Solution

The fourth proportional to 163,929.60, 246,124.80 and 101,721.60 is: 152,725.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,929.60 : 246,124.80 = 101,721.60 : x
  2. Step 2: Convert to fraction form
    163,929.60/246,124.80 = 101,721.60/x
  3. Step 3: Cross multiply
    163,929.60x = 246,124.80 × 101,721.60
  4. Step 4: Simplify right side
    163,929.60x = 25,036,208,455.68
  5. Step 5: Solve for x
    x = 25,036,208,455.68/163,929.60
  6. Step 6: Final answer
    x = 152,725.37

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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.