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Finding the Fourth Proportional to 121,873.92, 182,814.93 and 41,911.10

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Solution

The fourth proportional to 121,873.92, 182,814.93 and 41,911.10 is: 62,868.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,873.92 : 182,814.93 = 41,911.10 : x
  2. Step 2: Convert to fraction form
    121,873.92/182,814.93 = 41,911.10/x
  3. Step 3: Cross multiply
    121,873.92x = 182,814.93 × 41,911.10
  4. Step 4: Simplify right side
    121,873.92x = 7,661,975,730.41
  5. Step 5: Solve for x
    x = 7,661,975,730.41/121,873.92
  6. Step 6: Final answer
    x = 62,868.05

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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.