Home / 176,724.20-265,215.90-117,540.20

Finding the Fourth Proportional to 176,724.20, 265,215.90 and 117,540.20

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Solution

The fourth proportional to 176,724.20, 265,215.90 and 117,540.20 is: 176,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,724.20 : 265,215.90 = 117,540.20 : x
  2. Step 2: Convert to fraction form
    176,724.20/265,215.90 = 117,540.20/x
  3. Step 3: Cross multiply
    176,724.20x = 265,215.90 × 117,540.20
  4. Step 4: Simplify right side
    176,724.20x = 31,173,529,929.18
  5. Step 5: Solve for x
    x = 31,173,529,929.18/176,724.20
  6. Step 6: Final answer
    x = 176,396.50

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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.