Home / 82,378.83-113,694.93-52,166.91

Finding the Fourth Proportional to 82,378.83, 113,694.93 and 52,166.91

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Solution

The fourth proportional to 82,378.83, 113,694.93 and 52,166.91 is: 71,998.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,378.83 : 113,694.93 = 52,166.91 : x
  2. Step 2: Convert to fraction form
    82,378.83/113,694.93 = 52,166.91/x
  3. Step 3: Cross multiply
    82,378.83x = 113,694.93 × 52,166.91
  4. Step 4: Simplify right side
    82,378.83x = 5,931,113,180.77
  5. Step 5: Solve for x
    x = 5,931,113,180.77/82,378.83
  6. Step 6: Final answer
    x = 71,998.03

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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.