Home / 77,543.91-116,359.79-33,166.71

Finding the Fourth Proportional to 77,543.91, 116,359.79 and 33,166.71

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Solution

The fourth proportional to 77,543.91, 116,359.79 and 33,166.71 is: 49,768.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,543.91 : 116,359.79 = 33,166.71 : x
  2. Step 2: Convert to fraction form
    77,543.91/116,359.79 = 33,166.71/x
  3. Step 3: Cross multiply
    77,543.91x = 116,359.79 × 33,166.71
  4. Step 4: Simplify right side
    77,543.91x = 3,859,271,244.76
  5. Step 5: Solve for x
    x = 3,859,271,244.76/77,543.91
  6. Step 6: Final answer
    x = 49,768.85

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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.