Home / 115,604.64-173,165.04-101,581.92

Finding the Fourth Proportional to 115,604.64, 173,165.04 and 101,581.92

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Solution

The fourth proportional to 115,604.64, 173,165.04 and 101,581.92 is: 152,160.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,604.64 : 173,165.04 = 101,581.92 : x
  2. Step 2: Convert to fraction form
    115,604.64/173,165.04 = 101,581.92/x
  3. Step 3: Cross multiply
    115,604.64x = 173,165.04 × 101,581.92
  4. Step 4: Simplify right side
    115,604.64x = 17,590,437,240.08
  5. Step 5: Solve for x
    x = 17,590,437,240.08/115,604.64
  6. Step 6: Final answer
    x = 152,160.30

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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.