Home / 101,985.24-152,868.51-49,322.28

Finding the Fourth Proportional to 101,985.24, 152,868.51 and 49,322.28

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Solution

The fourth proportional to 101,985.24, 152,868.51 and 49,322.28 is: 73,930.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,985.24 : 152,868.51 = 49,322.28 : x
  2. Step 2: Convert to fraction form
    101,985.24/152,868.51 = 49,322.28/x
  3. Step 3: Cross multiply
    101,985.24x = 152,868.51 × 49,322.28
  4. Step 4: Simplify right side
    101,985.24x = 7,539,823,453.40
  5. Step 5: Solve for x
    x = 7,539,823,453.40/101,985.24
  6. Step 6: Final answer
    x = 73,930.54

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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.