Home / 82,221.43-123,345.06-34,836.67

Finding the Fourth Proportional to 82,221.43, 123,345.06 and 34,836.67

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Solution

The fourth proportional to 82,221.43, 123,345.06 and 34,836.67 is: 52,260.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,221.43 : 123,345.06 = 34,836.67 : x
  2. Step 2: Convert to fraction form
    82,221.43/123,345.06 = 34,836.67/x
  3. Step 3: Cross multiply
    82,221.43x = 123,345.06 × 34,836.67
  4. Step 4: Simplify right side
    82,221.43x = 4,296,931,151.35
  5. Step 5: Solve for x
    x = 4,296,931,151.35/82,221.43
  6. Step 6: Final answer
    x = 52,260.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.