Home / 177,249.70-265,706.37-70,699.18

Finding the Fourth Proportional to 177,249.70, 265,706.37 and 70,699.18

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Solution

The fourth proportional to 177,249.70, 265,706.37 and 70,699.18 is: 105,981.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,249.70 : 265,706.37 = 70,699.18 : x
  2. Step 2: Convert to fraction form
    177,249.70/265,706.37 = 70,699.18/x
  3. Step 3: Cross multiply
    177,249.70x = 265,706.37 × 70,699.18
  4. Step 4: Simplify right side
    177,249.70x = 18,785,222,479.78
  5. Step 5: Solve for x
    x = 18,785,222,479.78/177,249.70
  6. Step 6: Final answer
    x = 105,981.69

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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.