Home / 116,863.73-161,272.00-63,148.75

Finding the Fourth Proportional to 116,863.73, 161,272.00 and 63,148.75

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Solution

The fourth proportional to 116,863.73, 161,272.00 and 63,148.75 is: 87,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,863.73 : 161,272.00 = 63,148.75 : x
  2. Step 2: Convert to fraction form
    116,863.73/161,272.00 = 63,148.75/x
  3. Step 3: Cross multiply
    116,863.73x = 161,272.00 × 63,148.75
  4. Step 4: Simplify right side
    116,863.73x = 10,184,124,885.76
  5. Step 5: Solve for x
    x = 10,184,124,885.76/116,863.73
  6. Step 6: Final answer
    x = 87,145.30

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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.