Home / 238,026.40-356,790.48-80,200.32

Finding the Fourth Proportional to 238,026.40, 356,790.48 and 80,200.32

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Solution

The fourth proportional to 238,026.40, 356,790.48 and 80,200.32 is: 120,216.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,026.40 : 356,790.48 = 80,200.32 : x
  2. Step 2: Convert to fraction form
    238,026.40/356,790.48 = 80,200.32/x
  3. Step 3: Cross multiply
    238,026.40x = 356,790.48 × 80,200.32
  4. Step 4: Simplify right side
    238,026.40x = 28,614,710,668.95
  5. Step 5: Solve for x
    x = 28,614,710,668.95/238,026.40
  6. Step 6: Final answer
    x = 120,216.54

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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.