Home / 199,640.34-275,500.03-113,597.46

Finding the Fourth Proportional to 199,640.34, 275,500.03 and 113,597.46

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Solution

The fourth proportional to 199,640.34, 275,500.03 and 113,597.46 is: 156,762.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,640.34 : 275,500.03 = 113,597.46 : x
  2. Step 2: Convert to fraction form
    199,640.34/275,500.03 = 113,597.46/x
  3. Step 3: Cross multiply
    199,640.34x = 275,500.03 × 113,597.46
  4. Step 4: Simplify right side
    199,640.34x = 31,296,103,637.92
  5. Step 5: Solve for x
    x = 31,296,103,637.92/199,640.34
  6. Step 6: Final answer
    x = 156,762.42

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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.