Home / 204,026.07-281,259.24-142,581.50

Finding the Fourth Proportional to 204,026.07, 281,259.24 and 142,581.50

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Solution

The fourth proportional to 204,026.07, 281,259.24 and 142,581.50 is: 196,555.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,026.07 : 281,259.24 = 142,581.50 : x
  2. Step 2: Convert to fraction form
    204,026.07/281,259.24 = 142,581.50/x
  3. Step 3: Cross multiply
    204,026.07x = 281,259.24 × 142,581.50
  4. Step 4: Simplify right side
    204,026.07x = 40,102,363,441.81
  5. Step 5: Solve for x
    x = 40,102,363,441.81/204,026.07
  6. Step 6: Final answer
    x = 196,555.09

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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.