Home / 40,848.92-61,303.88-30,343.20

Finding the Fourth Proportional to 40,848.92, 61,303.88 and 30,343.20

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Solution

The fourth proportional to 40,848.92, 61,303.88 and 30,343.20 is: 45,537.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,848.92 : 61,303.88 = 30,343.20 : x
  2. Step 2: Convert to fraction form
    40,848.92/61,303.88 = 30,343.20/x
  3. Step 3: Cross multiply
    40,848.92x = 61,303.88 × 30,343.20
  4. Step 4: Simplify right side
    40,848.92x = 1,860,155,891.62
  5. Step 5: Solve for x
    x = 1,860,155,891.62/40,848.92
  6. Step 6: Final answer
    x = 45,537.46

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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.