Home / 115,604.37-159,583.08-70,296.75

Finding the Fourth Proportional to 115,604.37, 159,583.08 and 70,296.75

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Solution

The fourth proportional to 115,604.37, 159,583.08 and 70,296.75 is: 97,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,604.37 : 159,583.08 = 70,296.75 : x
  2. Step 2: Convert to fraction form
    115,604.37/159,583.08 = 70,296.75/x
  3. Step 3: Cross multiply
    115,604.37x = 159,583.08 × 70,296.75
  4. Step 4: Simplify right side
    115,604.37x = 11,218,171,878.99
  5. Step 5: Solve for x
    x = 11,218,171,878.99/115,604.37
  6. Step 6: Final answer
    x = 97,039.34

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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.