Home / 163,764.65-225,999.63-92,147.21

Finding the Fourth Proportional to 163,764.65, 225,999.63 and 92,147.21

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Solution

The fourth proportional to 163,764.65, 225,999.63 and 92,147.21 is: 127,165.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,764.65 : 225,999.63 = 92,147.21 : x
  2. Step 2: Convert to fraction form
    163,764.65/225,999.63 = 92,147.21/x
  3. Step 3: Cross multiply
    163,764.65x = 225,999.63 × 92,147.21
  4. Step 4: Simplify right side
    163,764.65x = 20,825,235,365.53
  5. Step 5: Solve for x
    x = 20,825,235,365.53/163,764.65
  6. Step 6: Final answer
    x = 127,165.63

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1.5x scale

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.