Home / 97,367.06-145,987.77-38,208.71

Finding the Fourth Proportional to 97,367.06, 145,987.77 and 38,208.71

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Solution

The fourth proportional to 97,367.06, 145,987.77 and 38,208.71 is: 57,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,367.06 : 145,987.77 = 38,208.71 : x
  2. Step 2: Convert to fraction form
    97,367.06/145,987.77 = 38,208.71/x
  3. Step 3: Cross multiply
    97,367.06x = 145,987.77 × 38,208.71
  4. Step 4: Simplify right side
    97,367.06x = 5,578,004,367.48
  5. Step 5: Solve for x
    x = 5,578,004,367.48/97,367.06
  6. Step 6: Final answer
    x = 57,288.41

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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.