Home / 40,359.33-60,531.84-12,272.58

Finding the Fourth Proportional to 40,359.33, 60,531.84 and 12,272.58

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Solution

The fourth proportional to 40,359.33, 60,531.84 and 12,272.58 is: 18,406.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,359.33 : 60,531.84 = 12,272.58 : x
  2. Step 2: Convert to fraction form
    40,359.33/60,531.84 = 12,272.58/x
  3. Step 3: Cross multiply
    40,359.33x = 60,531.84 × 12,272.58
  4. Step 4: Simplify right side
    40,359.33x = 742,881,848.95
  5. Step 5: Solve for x
    x = 742,881,848.95/40,359.33
  6. Step 6: Final answer
    x = 18,406.69

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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.