Home / 154,154.63-230,671.44-127,250.43

Finding the Fourth Proportional to 154,154.63, 230,671.44 and 127,250.43

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Solution

The fourth proportional to 154,154.63, 230,671.44 and 127,250.43 is: 190,412.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,154.63 : 230,671.44 = 127,250.43 : x
  2. Step 2: Convert to fraction form
    154,154.63/230,671.44 = 127,250.43/x
  3. Step 3: Cross multiply
    154,154.63x = 230,671.44 × 127,250.43
  4. Step 4: Simplify right side
    154,154.63x = 29,353,039,928.72
  5. Step 5: Solve for x
    x = 29,353,039,928.72/154,154.63
  6. Step 6: Final answer
    x = 190,412.96

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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.