Home / 51,093.15-70,528.17-38,383.20

Finding the Fourth Proportional to 51,093.15, 70,528.17 and 38,383.20

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Solution

The fourth proportional to 51,093.15, 70,528.17 and 38,383.20 is: 52,983.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,093.15 : 70,528.17 = 38,383.20 : x
  2. Step 2: Convert to fraction form
    51,093.15/70,528.17 = 38,383.20/x
  3. Step 3: Cross multiply
    51,093.15x = 70,528.17 × 38,383.20
  4. Step 4: Simplify right side
    51,093.15x = 2,707,097,080.32
  5. Step 5: Solve for x
    x = 2,707,097,080.32/51,093.15
  6. Step 6: Final answer
    x = 52,983.56

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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.