Home / 193,012.32-289,337.04-104,132.64

Finding the Fourth Proportional to 193,012.32, 289,337.04 and 104,132.64

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Solution

The fourth proportional to 193,012.32, 289,337.04 and 104,132.64 is: 156,101.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,012.32 : 289,337.04 = 104,132.64 : x
  2. Step 2: Convert to fraction form
    193,012.32/289,337.04 = 104,132.64/x
  3. Step 3: Cross multiply
    193,012.32x = 289,337.04 × 104,132.64
  4. Step 4: Simplify right side
    193,012.32x = 30,129,429,824.99
  5. Step 5: Solve for x
    x = 30,129,429,824.99/193,012.32
  6. Step 6: Final answer
    x = 156,101.07

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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.