Home / 25,090.55-37,622.46-8,445.05

Finding the Fourth Proportional to 25,090.55, 37,622.46 and 8,445.05

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Solution

The fourth proportional to 25,090.55, 37,622.46 and 8,445.05 is: 12,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,090.55 : 37,622.46 = 8,445.05 : x
  2. Step 2: Convert to fraction form
    25,090.55/37,622.46 = 8,445.05/x
  3. Step 3: Cross multiply
    25,090.55x = 37,622.46 × 8,445.05
  4. Step 4: Simplify right side
    25,090.55x = 317,723,555.82
  5. Step 5: Solve for x
    x = 317,723,555.82/25,090.55
  6. Step 6: Final answer
    x = 12,663.08

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1.5x scale

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.