Home / 51,341.12-70,820.16-35,424.80

Finding the Fourth Proportional to 51,341.12, 70,820.16 and 35,424.80

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Solution

The fourth proportional to 51,341.12, 70,820.16 and 35,424.80 is: 48,865.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,341.12 : 70,820.16 = 35,424.80 : x
  2. Step 2: Convert to fraction form
    51,341.12/70,820.16 = 35,424.80/x
  3. Step 3: Cross multiply
    51,341.12x = 70,820.16 × 35,424.80
  4. Step 4: Simplify right side
    51,341.12x = 2,508,790,003.97
  5. Step 5: Solve for x
    x = 2,508,790,003.97/51,341.12
  6. Step 6: Final answer
    x = 48,865.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.