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Finding the Fourth Proportional to 50,279.60, 75,435.80 and 23,980.93

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Solution

The fourth proportional to 50,279.60, 75,435.80 and 23,980.93 is: 35,979.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,279.60 : 75,435.80 = 23,980.93 : x
  2. Step 2: Convert to fraction form
    50,279.60/75,435.80 = 23,980.93/x
  3. Step 3: Cross multiply
    50,279.60x = 75,435.80 × 23,980.93
  4. Step 4: Simplify right side
    50,279.60x = 1,809,020,639.29
  5. Step 5: Solve for x
    x = 1,809,020,639.29/50,279.60
  6. Step 6: Final answer
    x = 35,979.22

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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.