Home / 118,314.92-163,272.40-67,326.52

Finding the Fourth Proportional to 118,314.92, 163,272.40 and 67,326.52

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Solution

The fourth proportional to 118,314.92, 163,272.40 and 67,326.52 is: 92,909.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,314.92 : 163,272.40 = 67,326.52 : x
  2. Step 2: Convert to fraction form
    118,314.92/163,272.40 = 67,326.52/x
  3. Step 3: Cross multiply
    118,314.92x = 163,272.40 × 67,326.52
  4. Step 4: Simplify right side
    118,314.92x = 10,992,562,504.05
  5. Step 5: Solve for x
    x = 10,992,562,504.05/118,314.92
  6. Step 6: Final answer
    x = 92,909.35

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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.