Home / 163,323.96-225,385.38-91,702.32

Finding the Fourth Proportional to 163,323.96, 225,385.38 and 91,702.32

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Solution

The fourth proportional to 163,323.96, 225,385.38 and 91,702.32 is: 126,548.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,323.96 : 225,385.38 = 91,702.32 : x
  2. Step 2: Convert to fraction form
    163,323.96/225,385.38 = 91,702.32/x
  3. Step 3: Cross multiply
    163,323.96x = 225,385.38 × 91,702.32
  4. Step 4: Simplify right side
    163,323.96x = 20,668,362,240.08
  5. Step 5: Solve for x
    x = 20,668,362,240.08/163,323.96
  6. Step 6: Final answer
    x = 126,548.26

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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.