Home / 163,571.96-245,357.64-51,260.78

Finding the Fourth Proportional to 163,571.96, 245,357.64 and 51,260.78

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Solution

The fourth proportional to 163,571.96, 245,357.64 and 51,260.78 is: 76,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,571.96 : 245,357.64 = 51,260.78 : x
  2. Step 2: Convert to fraction form
    163,571.96/245,357.64 = 51,260.78/x
  3. Step 3: Cross multiply
    163,571.96x = 245,357.64 × 51,260.78
  4. Step 4: Simplify right side
    163,571.96x = 12,577,224,005.36
  5. Step 5: Solve for x
    x = 12,577,224,005.36/163,571.96
  6. Step 6: Final answer
    x = 76,891.08

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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.