Home / 140,259.70-193,559.93-76,599.37

Finding the Fourth Proportional to 140,259.70, 193,559.93 and 76,599.37

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Solution

The fourth proportional to 140,259.70, 193,559.93 and 76,599.37 is: 105,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,259.70 : 193,559.93 = 76,599.37 : x
  2. Step 2: Convert to fraction form
    140,259.70/193,559.93 = 76,599.37/x
  3. Step 3: Cross multiply
    140,259.70x = 193,559.93 × 76,599.37
  4. Step 4: Simplify right side
    140,259.70x = 14,826,568,695.24
  5. Step 5: Solve for x
    x = 14,826,568,695.24/140,259.70
  6. Step 6: Final answer
    x = 105,707.97

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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.