Home / 40,848.15-61,287.18-12,770.26

Finding the Fourth Proportional to 40,848.15, 61,287.18 and 12,770.26

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Solution

The fourth proportional to 40,848.15, 61,287.18 and 12,770.26 is: 19,160.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,848.15 : 61,287.18 = 12,770.26 : x
  2. Step 2: Convert to fraction form
    40,848.15/61,287.18 = 12,770.26/x
  3. Step 3: Cross multiply
    40,848.15x = 61,287.18 × 12,770.26
  4. Step 4: Simplify right side
    40,848.15x = 782,653,093.99
  5. Step 5: Solve for x
    x = 782,653,093.99/40,848.15
  6. Step 6: Final answer
    x = 19,160.06

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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.