Home / 82,854.77-114,407.06-67,543.75

Finding the Fourth Proportional to 82,854.77, 114,407.06 and 67,543.75

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Solution

The fourth proportional to 82,854.77, 114,407.06 and 67,543.75 is: 93,265.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,854.77 : 114,407.06 = 67,543.75 : x
  2. Step 2: Convert to fraction form
    82,854.77/114,407.06 = 67,543.75/x
  3. Step 3: Cross multiply
    82,854.77x = 114,407.06 × 67,543.75
  4. Step 4: Simplify right side
    82,854.77x = 7,727,481,858.88
  5. Step 5: Solve for x
    x = 7,727,481,858.88/82,854.77
  6. Step 6: Final answer
    x = 93,265.38

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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.