Home / 82,011.28-113,186.40-46,208.36

Finding the Fourth Proportional to 82,011.28, 113,186.40 and 46,208.36

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Solution

The fourth proportional to 82,011.28, 113,186.40 and 46,208.36 is: 63,773.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,011.28 : 113,186.40 = 46,208.36 : x
  2. Step 2: Convert to fraction form
    82,011.28/113,186.40 = 46,208.36/x
  3. Step 3: Cross multiply
    82,011.28x = 113,186.40 × 46,208.36
  4. Step 4: Simplify right side
    82,011.28x = 5,230,157,918.30
  5. Step 5: Solve for x
    x = 5,230,157,918.30/82,011.28
  6. Step 6: Final answer
    x = 63,773.64

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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.