Home / 86,713.25-119,677.97-52,732.40

Finding the Fourth Proportional to 86,713.25, 119,677.97 and 52,732.40

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Solution

The fourth proportional to 86,713.25, 119,677.97 and 52,732.40 is: 72,779.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,713.25 : 119,677.97 = 52,732.40 : x
  2. Step 2: Convert to fraction form
    86,713.25/119,677.97 = 52,732.40/x
  3. Step 3: Cross multiply
    86,713.25x = 119,677.97 × 52,732.40
  4. Step 4: Simplify right side
    86,713.25x = 6,310,906,118.67
  5. Step 5: Solve for x
    x = 6,310,906,118.67/86,713.25
  6. Step 6: Final answer
    x = 72,779.03

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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.