Home / 53,455.68-73,767.78-29,580.96

Finding the Fourth Proportional to 53,455.68, 73,767.78 and 29,580.96

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Solution

The fourth proportional to 53,455.68, 73,767.78 and 29,580.96 is: 40,821.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,455.68 : 73,767.78 = 29,580.96 : x
  2. Step 2: Convert to fraction form
    53,455.68/73,767.78 = 29,580.96/x
  3. Step 3: Cross multiply
    53,455.68x = 73,767.78 × 29,580.96
  4. Step 4: Simplify right side
    53,455.68x = 2,182,121,749.47
  5. Step 5: Solve for x
    x = 2,182,121,749.47/53,455.68
  6. Step 6: Final answer
    x = 40,821.14

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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.