Home / 115,655.80-173,488.56-36,768.28

Finding the Fourth Proportional to 115,655.80, 173,488.56 and 36,768.28

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Solution

The fourth proportional to 115,655.80, 173,488.56 and 36,768.28 is: 55,153.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,655.80 : 173,488.56 = 36,768.28 : x
  2. Step 2: Convert to fraction form
    115,655.80/173,488.56 = 36,768.28/x
  3. Step 3: Cross multiply
    115,655.80x = 173,488.56 × 36,768.28
  4. Step 4: Simplify right side
    115,655.80x = 6,378,875,950.88
  5. Step 5: Solve for x
    x = 6,378,875,950.88/115,655.80
  6. Step 6: Final answer
    x = 55,153.97

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1.5x scale

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.