Home / 53,451.57-73,764.70-29,580.47

Finding the Fourth Proportional to 53,451.57, 73,764.70 and 29,580.47

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Solution

The fourth proportional to 53,451.57, 73,764.70 and 29,580.47 is: 40,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,451.57 : 73,764.70 = 29,580.47 : x
  2. Step 2: Convert to fraction form
    53,451.57/73,764.70 = 29,580.47/x
  3. Step 3: Cross multiply
    53,451.57x = 73,764.70 × 29,580.47
  4. Step 4: Simplify right side
    53,451.57x = 2,181,994,052.63
  5. Step 5: Solve for x
    x = 2,181,994,052.63/53,451.57
  6. Step 6: Final answer
    x = 40,821.89

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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.