Home / 73,242.36-101,074.14-39,708.36

Finding the Fourth Proportional to 73,242.36, 101,074.14 and 39,708.36

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Solution

The fourth proportional to 73,242.36, 101,074.14 and 39,708.36 is: 54,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,242.36 : 101,074.14 = 39,708.36 : x
  2. Step 2: Convert to fraction form
    73,242.36/101,074.14 = 39,708.36/x
  3. Step 3: Cross multiply
    73,242.36x = 101,074.14 × 39,708.36
  4. Step 4: Simplify right side
    73,242.36x = 4,013,488,337.81
  5. Step 5: Solve for x
    x = 4,013,488,337.81/73,242.36
  6. Step 6: Final answer
    x = 54,797.37

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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.