Home / 177,694.11-245,048.13-116,348.76

Finding the Fourth Proportional to 177,694.11, 245,048.13 and 116,348.76

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Solution

The fourth proportional to 177,694.11, 245,048.13 and 116,348.76 is: 160,450.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,694.11 : 245,048.13 = 116,348.76 : x
  2. Step 2: Convert to fraction form
    177,694.11/245,048.13 = 116,348.76/x
  3. Step 3: Cross multiply
    177,694.11x = 245,048.13 × 116,348.76
  4. Step 4: Simplify right side
    177,694.11x = 28,511,046,065.82
  5. Step 5: Solve for x
    x = 28,511,046,065.82/177,694.11
  6. Step 6: Final answer
    x = 160,450.15

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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.