Home / 75,090.24-103,614.30-44,869.20

Finding the Fourth Proportional to 75,090.24, 103,614.30 and 44,869.20

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Solution

The fourth proportional to 75,090.24, 103,614.30 and 44,869.20 is: 61,913.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,090.24 : 103,614.30 = 44,869.20 : x
  2. Step 2: Convert to fraction form
    75,090.24/103,614.30 = 44,869.20/x
  3. Step 3: Cross multiply
    75,090.24x = 103,614.30 × 44,869.20
  4. Step 4: Simplify right side
    75,090.24x = 4,649,090,749.56
  5. Step 5: Solve for x
    x = 4,649,090,749.56/75,090.24
  6. Step 6: Final answer
    x = 61,913.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.