Home / 49,068.36-67,723.20-28,924.08

Finding the Fourth Proportional to 49,068.36, 67,723.20 and 28,924.08

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Solution

The fourth proportional to 49,068.36, 67,723.20 and 28,924.08 is: 39,920.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,068.36 : 67,723.20 = 28,924.08 : x
  2. Step 2: Convert to fraction form
    49,068.36/67,723.20 = 28,924.08/x
  3. Step 3: Cross multiply
    49,068.36x = 67,723.20 × 28,924.08
  4. Step 4: Simplify right side
    49,068.36x = 1,958,831,254.66
  5. Step 5: Solve for x
    x = 1,958,831,254.66/49,068.36
  6. Step 6: Final answer
    x = 39,920.45

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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.