Home / 37,423.30-56,122.80-12,459.10

Finding the Fourth Proportional to 37,423.30, 56,122.80 and 12,459.10

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Solution

The fourth proportional to 37,423.30, 56,122.80 and 12,459.10 is: 18,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,423.30 : 56,122.80 = 12,459.10 : x
  2. Step 2: Convert to fraction form
    37,423.30/56,122.80 = 12,459.10/x
  3. Step 3: Cross multiply
    37,423.30x = 56,122.80 × 12,459.10
  4. Step 4: Simplify right side
    37,423.30x = 699,239,577.48
  5. Step 5: Solve for x
    x = 699,239,577.48/37,423.30
  6. Step 6: Final answer
    x = 18,684.60

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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.