Home / 185,990.74-256,695.23-113,435.73

Finding the Fourth Proportional to 185,990.74, 256,695.23 and 113,435.73

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Solution

The fourth proportional to 185,990.74, 256,695.23 and 113,435.73 is: 156,558.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,990.74 : 256,695.23 = 113,435.73 : x
  2. Step 2: Convert to fraction form
    185,990.74/256,695.23 = 113,435.73/x
  3. Step 3: Cross multiply
    185,990.74x = 256,695.23 × 113,435.73
  4. Step 4: Simplify right side
    185,990.74x = 29,118,411,086.16
  5. Step 5: Solve for x
    x = 29,118,411,086.16/185,990.74
  6. Step 6: Final answer
    x = 156,558.39

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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.