Home / 83,496.18-115,182.36-52,817.58

Finding the Fourth Proportional to 83,496.18, 115,182.36 and 52,817.58

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Solution

The fourth proportional to 83,496.18, 115,182.36 and 52,817.58 is: 72,861.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,496.18 : 115,182.36 = 52,817.58 : x
  2. Step 2: Convert to fraction form
    83,496.18/115,182.36 = 52,817.58/x
  3. Step 3: Cross multiply
    83,496.18x = 115,182.36 × 52,817.58
  4. Step 4: Simplify right side
    83,496.18x = 6,083,653,513.89
  5. Step 5: Solve for x
    x = 6,083,653,513.89/83,496.18
  6. Step 6: Final answer
    x = 72,861.46

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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.