Home / 37,419.60-56,129.40-29,546.40

Finding the Fourth Proportional to 37,419.60, 56,129.40 and 29,546.40

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Solution

The fourth proportional to 37,419.60, 56,129.40 and 29,546.40 is: 44,319.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,419.60 : 56,129.40 = 29,546.40 : x
  2. Step 2: Convert to fraction form
    37,419.60/56,129.40 = 29,546.40/x
  3. Step 3: Cross multiply
    37,419.60x = 56,129.40 × 29,546.40
  4. Step 4: Simplify right side
    37,419.60x = 1,658,421,704.16
  5. Step 5: Solve for x
    x = 1,658,421,704.16/37,419.60
  6. Step 6: Final answer
    x = 44,319.60

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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.