Home / 84,179.96-116,212.02-61,493.48

Finding the Fourth Proportional to 84,179.96, 116,212.02 and 61,493.48

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Solution

The fourth proportional to 84,179.96, 116,212.02 and 61,493.48 is: 84,892.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,179.96 : 116,212.02 = 61,493.48 : x
  2. Step 2: Convert to fraction form
    84,179.96/116,212.02 = 61,493.48/x
  3. Step 3: Cross multiply
    84,179.96x = 116,212.02 × 61,493.48
  4. Step 4: Simplify right side
    84,179.96x = 7,146,281,527.63
  5. Step 5: Solve for x
    x = 7,146,281,527.63/84,179.96
  6. Step 6: Final answer
    x = 84,892.91

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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.