Home / 140,236.33-193,525.36-76,573.68

Finding the Fourth Proportional to 140,236.33, 193,525.36 and 76,573.68

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Solution

The fourth proportional to 140,236.33, 193,525.36 and 76,573.68 is: 105,671.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,236.33 : 193,525.36 = 76,573.68 : x
  2. Step 2: Convert to fraction form
    140,236.33/193,525.36 = 76,573.68/x
  3. Step 3: Cross multiply
    140,236.33x = 193,525.36 × 76,573.68
  4. Step 4: Simplify right side
    140,236.33x = 14,818,948,988.52
  5. Step 5: Solve for x
    x = 14,818,948,988.52/140,236.33
  6. Step 6: Final answer
    x = 105,671.26

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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.