Home / 57,923.70-79,893.48-53,159.04

Finding the Fourth Proportional to 57,923.70, 79,893.48 and 53,159.04

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Solution

The fourth proportional to 57,923.70, 79,893.48 and 53,159.04 is: 73,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,923.70 : 79,893.48 = 53,159.04 : x
  2. Step 2: Convert to fraction form
    57,923.70/79,893.48 = 53,159.04/x
  3. Step 3: Cross multiply
    57,923.70x = 79,893.48 × 53,159.04
  4. Step 4: Simplify right side
    57,923.70x = 4,247,060,699.06
  5. Step 5: Solve for x
    x = 4,247,060,699.06/57,923.70
  6. Step 6: Final answer
    x = 73,321.64

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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.