Home / 195,288.80-292,544.40-112,085.60

Finding the Fourth Proportional to 195,288.80, 292,544.40 and 112,085.60

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Solution

The fourth proportional to 195,288.80, 292,544.40 and 112,085.60 is: 167,905.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,288.80 : 292,544.40 = 112,085.60 : x
  2. Step 2: Convert to fraction form
    195,288.80/292,544.40 = 112,085.60/x
  3. Step 3: Cross multiply
    195,288.80x = 292,544.40 × 112,085.60
  4. Step 4: Simplify right side
    195,288.80x = 32,790,014,600.64
  5. Step 5: Solve for x
    x = 32,790,014,600.64/195,288.80
  6. Step 6: Final answer
    x = 167,905.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.