Home / 177,685.44-245,216.64-102,232.32

Finding the Fourth Proportional to 177,685.44, 245,216.64 and 102,232.32

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Solution

The fourth proportional to 177,685.44, 245,216.64 and 102,232.32 is: 141,086.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,685.44 : 245,216.64 = 102,232.32 : x
  2. Step 2: Convert to fraction form
    177,685.44/245,216.64 = 102,232.32/x
  3. Step 3: Cross multiply
    177,685.44x = 245,216.64 × 102,232.32
  4. Step 4: Simplify right side
    177,685.44x = 25,069,066,009.80
  5. Step 5: Solve for x
    x = 25,069,066,009.80/177,685.44
  6. Step 6: Final answer
    x = 141,086.78

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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.