Home / 48,536.25-66,966.93-28,398.07

Finding the Fourth Proportional to 48,536.25, 66,966.93 and 28,398.07

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Solution

The fourth proportional to 48,536.25, 66,966.93 and 28,398.07 is: 39,181.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,536.25 : 66,966.93 = 28,398.07 : x
  2. Step 2: Convert to fraction form
    48,536.25/66,966.93 = 28,398.07/x
  3. Step 3: Cross multiply
    48,536.25x = 66,966.93 × 28,398.07
  4. Step 4: Simplify right side
    48,536.25x = 1,901,731,649.53
  5. Step 5: Solve for x
    x = 1,901,731,649.53/48,536.25
  6. Step 6: Final answer
    x = 39,181.68

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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.