Home / 115,595.11-173,398.68-36,715.51

Finding the Fourth Proportional to 115,595.11, 173,398.68 and 36,715.51

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Solution

The fourth proportional to 115,595.11, 173,398.68 and 36,715.51 is: 55,075.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,595.11 : 173,398.68 = 36,715.51 : x
  2. Step 2: Convert to fraction form
    115,595.11/173,398.68 = 36,715.51/x
  3. Step 3: Cross multiply
    115,595.11x = 173,398.68 × 36,715.51
  4. Step 4: Simplify right side
    115,595.11x = 6,366,420,969.53
  5. Step 5: Solve for x
    x = 6,366,420,969.53/115,595.11
  6. Step 6: Final answer
    x = 55,075.18

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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.