Home / 53,455.14-73,764.54-29,580.12

Finding the Fourth Proportional to 53,455.14, 73,764.54 and 29,580.12

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Solution

The fourth proportional to 53,455.14, 73,764.54 and 29,580.12 is: 40,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,455.14 : 73,764.54 = 29,580.12 : x
  2. Step 2: Convert to fraction form
    53,455.14/73,764.54 = 29,580.12/x
  3. Step 3: Cross multiply
    53,455.14x = 73,764.54 × 29,580.12
  4. Step 4: Simplify right side
    53,455.14x = 2,181,963,944.94
  5. Step 5: Solve for x
    x = 2,181,963,944.94/53,455.14
  6. Step 6: Final answer
    x = 40,818.60

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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.