Home / 75,315.30-103,935.07-41,324.01

Finding the Fourth Proportional to 75,315.30, 103,935.07 and 41,324.01

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Solution

The fourth proportional to 75,315.30, 103,935.07 and 41,324.01 is: 57,027.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,315.30 : 103,935.07 = 41,324.01 : x
  2. Step 2: Convert to fraction form
    75,315.30/103,935.07 = 41,324.01/x
  3. Step 3: Cross multiply
    75,315.30x = 103,935.07 × 41,324.01
  4. Step 4: Simplify right side
    75,315.30x = 4,295,013,301.48
  5. Step 5: Solve for x
    x = 4,295,013,301.48/75,315.30
  6. Step 6: Final answer
    x = 57,027.10

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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.