Home / 194,504.20-268,155.84-145,899.52

Finding the Fourth Proportional to 194,504.20, 268,155.84 and 145,899.52

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Solution

The fourth proportional to 194,504.20, 268,155.84 and 145,899.52 is: 201,146.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,504.20 : 268,155.84 = 145,899.52 : x
  2. Step 2: Convert to fraction form
    194,504.20/268,155.84 = 145,899.52/x
  3. Step 3: Cross multiply
    194,504.20x = 268,155.84 × 145,899.52
  4. Step 4: Simplify right side
    194,504.20x = 39,123,808,341.20
  5. Step 5: Solve for x
    x = 39,123,808,341.20/194,504.20
  6. Step 6: Final answer
    x = 201,146.34

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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.