Home / 140,836.39-194,248.26-97,815.93

Finding the Fourth Proportional to 140,836.39, 194,248.26 and 97,815.93

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Solution

The fourth proportional to 140,836.39, 194,248.26 and 97,815.93 is: 134,912.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,836.39 : 194,248.26 = 97,815.93 : x
  2. Step 2: Convert to fraction form
    140,836.39/194,248.26 = 97,815.93/x
  3. Step 3: Cross multiply
    140,836.39x = 194,248.26 × 97,815.93
  4. Step 4: Simplify right side
    140,836.39x = 19,000,574,202.78
  5. Step 5: Solve for x
    x = 19,000,574,202.78/140,836.39
  6. Step 6: Final answer
    x = 134,912.39

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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.