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Finding the Fourth Proportional to 50,160.60, 74,798.80 and 49,710.92

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Solution

The fourth proportional to 50,160.60, 74,798.80 and 49,710.92 is: 74,128.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,160.60 : 74,798.80 = 49,710.92 : x
  2. Step 2: Convert to fraction form
    50,160.60/74,798.80 = 49,710.92/x
  3. Step 3: Cross multiply
    50,160.60x = 74,798.80 × 49,710.92
  4. Step 4: Simplify right side
    50,160.60x = 3,718,316,664.62
  5. Step 5: Solve for x
    x = 3,718,316,664.62/50,160.60
  6. Step 6: Final answer
    x = 74,128.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.