Home / 53,634.66-74,026.60-30,977.34

Finding the Fourth Proportional to 53,634.66, 74,026.60 and 30,977.34

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Solution

The fourth proportional to 53,634.66, 74,026.60 and 30,977.34 is: 42,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,634.66 : 74,026.60 = 30,977.34 : x
  2. Step 2: Convert to fraction form
    53,634.66/74,026.60 = 30,977.34/x
  3. Step 3: Cross multiply
    53,634.66x = 74,026.60 × 30,977.34
  4. Step 4: Simplify right side
    53,634.66x = 2,293,147,157.24
  5. Step 5: Solve for x
    x = 2,293,147,157.24/53,634.66
  6. Step 6: Final answer
    x = 42,754.95

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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.