Home / 55,460.26-76,534.86-30,309.76

Finding the Fourth Proportional to 55,460.26, 76,534.86 and 30,309.76

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Solution

The fourth proportional to 55,460.26, 76,534.86 and 30,309.76 is: 41,827.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,460.26 : 76,534.86 = 30,309.76 : x
  2. Step 2: Convert to fraction form
    55,460.26/76,534.86 = 30,309.76/x
  3. Step 3: Cross multiply
    55,460.26x = 76,534.86 × 30,309.76
  4. Step 4: Simplify right side
    55,460.26x = 2,319,753,238.23
  5. Step 5: Solve for x
    x = 2,319,753,238.23/55,460.26
  6. Step 6: Final answer
    x = 41,827.31

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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.