Home / 163,947.15-226,247.90-92,328.39

Finding the Fourth Proportional to 163,947.15, 226,247.90 and 92,328.39

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Solution

The fourth proportional to 163,947.15, 226,247.90 and 92,328.39 is: 127,413.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,947.15 : 226,247.90 = 92,328.39 : x
  2. Step 2: Convert to fraction form
    163,947.15/226,247.90 = 92,328.39/x
  3. Step 3: Cross multiply
    163,947.15x = 226,247.90 × 92,328.39
  4. Step 4: Simplify right side
    163,947.15x = 20,889,103,886.24
  5. Step 5: Solve for x
    x = 20,889,103,886.24/163,947.15
  6. Step 6: Final answer
    x = 127,413.64

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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.