Home / 178,194.76-245,711.75-113,561.66

Finding the Fourth Proportional to 178,194.76, 245,711.75 and 113,561.66

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Solution

The fourth proportional to 178,194.76, 245,711.75 and 113,561.66 is: 156,589.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,194.76 : 245,711.75 = 113,561.66 : x
  2. Step 2: Convert to fraction form
    178,194.76/245,711.75 = 113,561.66/x
  3. Step 3: Cross multiply
    178,194.76x = 245,711.75 × 113,561.66
  4. Step 4: Simplify right side
    178,194.76x = 27,903,434,896.76
  5. Step 5: Solve for x
    x = 27,903,434,896.76/178,194.76
  6. Step 6: Final answer
    x = 156,589.54

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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.