Home / 133,171.32-199,754.94-39,677.07

Finding the Fourth Proportional to 133,171.32, 199,754.94 and 39,677.07

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Solution

The fourth proportional to 133,171.32, 199,754.94 and 39,677.07 is: 59,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,171.32 : 199,754.94 = 39,677.07 : x
  2. Step 2: Convert to fraction form
    133,171.32/199,754.94 = 39,677.07/x
  3. Step 3: Cross multiply
    133,171.32x = 199,754.94 × 39,677.07
  4. Step 4: Simplify right side
    133,171.32x = 7,925,690,737.23
  5. Step 5: Solve for x
    x = 7,925,690,737.23/133,171.32
  6. Step 6: Final answer
    x = 59,515.00

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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.