Home / 82,059.56-113,132.50-61,554.46

Finding the Fourth Proportional to 82,059.56, 113,132.50 and 61,554.46

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Solution

The fourth proportional to 82,059.56, 113,132.50 and 61,554.46 is: 84,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,059.56 : 113,132.50 = 61,554.46 : x
  2. Step 2: Convert to fraction form
    82,059.56/113,132.50 = 61,554.46/x
  3. Step 3: Cross multiply
    82,059.56x = 113,132.50 × 61,554.46
  4. Step 4: Simplify right side
    82,059.56x = 6,963,809,945.95
  5. Step 5: Solve for x
    x = 6,963,809,945.95/82,059.56
  6. Step 6: Final answer
    x = 84,862.87

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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.