Home / 118,366.32-163,326.12-69,961.52

Finding the Fourth Proportional to 118,366.32, 163,326.12 and 69,961.52

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Solution

The fourth proportional to 118,366.32, 163,326.12 and 69,961.52 is: 96,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,366.32 : 163,326.12 = 69,961.52 : x
  2. Step 2: Convert to fraction form
    118,366.32/163,326.12 = 69,961.52/x
  3. Step 3: Cross multiply
    118,366.32x = 163,326.12 × 69,961.52
  4. Step 4: Simplify right side
    118,366.32x = 11,426,543,610.90
  5. Step 5: Solve for x
    x = 11,426,543,610.90/118,366.32
  6. Step 6: Final answer
    x = 96,535.43

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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.