Home / 168,429.66-252,776.48-117,497.40

Finding the Fourth Proportional to 168,429.66, 252,776.48 and 117,497.40

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Solution

The fourth proportional to 168,429.66, 252,776.48 and 117,497.40 is: 176,338.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,429.66 : 252,776.48 = 117,497.40 : x
  2. Step 2: Convert to fraction form
    168,429.66/252,776.48 = 117,497.40/x
  3. Step 3: Cross multiply
    168,429.66x = 252,776.48 × 117,497.40
  4. Step 4: Simplify right side
    168,429.66x = 29,700,578,593.67
  5. Step 5: Solve for x
    x = 29,700,578,593.67/168,429.66
  6. Step 6: Final answer
    x = 176,338.17

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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.