Home / 51,539.66-77,236.58-21,927.68

Finding the Fourth Proportional to 51,539.66, 77,236.58 and 21,927.68

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Solution

The fourth proportional to 51,539.66, 77,236.58 and 21,927.68 is: 32,860.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,539.66 : 77,236.58 = 21,927.68 : x
  2. Step 2: Convert to fraction form
    51,539.66/77,236.58 = 21,927.68/x
  3. Step 3: Cross multiply
    51,539.66x = 77,236.58 × 21,927.68
  4. Step 4: Simplify right side
    51,539.66x = 1,693,618,679.17
  5. Step 5: Solve for x
    x = 1,693,618,679.17/51,539.66
  6. Step 6: Final answer
    x = 32,860.50

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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.