Home / 82,777.28-114,232.32-45,051.84

Finding the Fourth Proportional to 82,777.28, 114,232.32 and 45,051.84

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Solution

The fourth proportional to 82,777.28, 114,232.32 and 45,051.84 is: 62,171.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,777.28 : 114,232.32 = 45,051.84 : x
  2. Step 2: Convert to fraction form
    82,777.28/114,232.32 = 45,051.84/x
  3. Step 3: Cross multiply
    82,777.28x = 114,232.32 × 45,051.84
  4. Step 4: Simplify right side
    82,777.28x = 5,146,376,203.47
  5. Step 5: Solve for x
    x = 5,146,376,203.47/82,777.28
  6. Step 6: Final answer
    x = 62,171.36

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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.