Home / 49,312.69-68,050.20-28,098.79

Finding the Fourth Proportional to 49,312.69, 68,050.20 and 28,098.79

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Solution

The fourth proportional to 49,312.69, 68,050.20 and 28,098.79 is: 38,775.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,312.69 : 68,050.20 = 28,098.79 : x
  2. Step 2: Convert to fraction form
    49,312.69/68,050.20 = 28,098.79/x
  3. Step 3: Cross multiply
    49,312.69x = 68,050.20 × 28,098.79
  4. Step 4: Simplify right side
    49,312.69x = 1,912,128,279.26
  5. Step 5: Solve for x
    x = 1,912,128,279.26/49,312.69
  6. Step 6: Final answer
    x = 38,775.58

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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.