Home / 49,592.89-68,421.54-28,079.70

Finding the Fourth Proportional to 49,592.89, 68,421.54 and 28,079.70

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Solution

The fourth proportional to 49,592.89, 68,421.54 and 28,079.70 is: 38,740.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,592.89 : 68,421.54 = 28,079.70 : x
  2. Step 2: Convert to fraction form
    49,592.89/68,421.54 = 28,079.70/x
  3. Step 3: Cross multiply
    49,592.89x = 68,421.54 × 28,079.70
  4. Step 4: Simplify right side
    49,592.89x = 1,921,256,316.74
  5. Step 5: Solve for x
    x = 1,921,256,316.74/49,592.89
  6. Step 6: Final answer
    x = 38,740.56

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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.