Home / 51,630.44-77,473.88-20,041.76

Finding the Fourth Proportional to 51,630.44, 77,473.88 and 20,041.76

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Solution

The fourth proportional to 51,630.44, 77,473.88 and 20,041.76 is: 30,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,630.44 : 77,473.88 = 20,041.76 : x
  2. Step 2: Convert to fraction form
    51,630.44/77,473.88 = 20,041.76/x
  3. Step 3: Cross multiply
    51,630.44x = 77,473.88 × 20,041.76
  4. Step 4: Simplify right side
    51,630.44x = 1,552,712,754.81
  5. Step 5: Solve for x
    x = 1,552,712,754.81/51,630.44
  6. Step 6: Final answer
    x = 30,073.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.