Home / 25,176.80-37,741.20-9,377.60

Finding the Fourth Proportional to 25,176.80, 37,741.20 and 9,377.60

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Solution

The fourth proportional to 25,176.80, 37,741.20 and 9,377.60 is: 14,057.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.80 : 37,741.20 = 9,377.60 : x
  2. Step 2: Convert to fraction form
    25,176.80/37,741.20 = 9,377.60/x
  3. Step 3: Cross multiply
    25,176.80x = 37,741.20 × 9,377.60
  4. Step 4: Simplify right side
    25,176.80x = 353,921,877.12
  5. Step 5: Solve for x
    x = 353,921,877.12/25,176.80
  6. Step 6: Final answer
    x = 14,057.46

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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.