Home / 193,523.19-267,060.15-108,639.65

Finding the Fourth Proportional to 193,523.19, 267,060.15 and 108,639.65

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Solution

The fourth proportional to 193,523.19, 267,060.15 and 108,639.65 is: 149,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,523.19 : 267,060.15 = 108,639.65 : x
  2. Step 2: Convert to fraction form
    193,523.19/267,060.15 = 108,639.65/x
  3. Step 3: Cross multiply
    193,523.19x = 267,060.15 × 108,639.65
  4. Step 4: Simplify right side
    193,523.19x = 29,013,319,889.65
  5. Step 5: Solve for x
    x = 29,013,319,889.65/193,523.19
  6. Step 6: Final answer
    x = 149,921.67

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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.