Home / 56,310.90-77,696.64-33,646.50

Finding the Fourth Proportional to 56,310.90, 77,696.64 and 33,646.50

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Solution

The fourth proportional to 56,310.90, 77,696.64 and 33,646.50 is: 46,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,310.90 : 77,696.64 = 33,646.50 : x
  2. Step 2: Convert to fraction form
    56,310.90/77,696.64 = 33,646.50/x
  3. Step 3: Cross multiply
    56,310.90x = 77,696.64 × 33,646.50
  4. Step 4: Simplify right side
    56,310.90x = 2,614,219,997.76
  5. Step 5: Solve for x
    x = 2,614,219,997.76/56,310.90
  6. Step 6: Final answer
    x = 46,424.76

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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.