Home / 82,510.12-113,862.54-44,783.56

Finding the Fourth Proportional to 82,510.12, 113,862.54 and 44,783.56

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Solution

The fourth proportional to 82,510.12, 113,862.54 and 44,783.56 is: 61,800.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,510.12 : 113,862.54 = 44,783.56 : x
  2. Step 2: Convert to fraction form
    82,510.12/113,862.54 = 44,783.56/x
  3. Step 3: Cross multiply
    82,510.12x = 113,862.54 × 44,783.56
  4. Step 4: Simplify right side
    82,510.12x = 5,099,169,891.84
  5. Step 5: Solve for x
    x = 5,099,169,891.84/82,510.12
  6. Step 6: Final answer
    x = 61,800.54

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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.