Home / 195,372.84-291,303.66-178,691.28

Finding the Fourth Proportional to 195,372.84, 291,303.66 and 178,691.28

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Solution

The fourth proportional to 195,372.84, 291,303.66 and 178,691.28 is: 266,431.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,372.84 : 291,303.66 = 178,691.28 : x
  2. Step 2: Convert to fraction form
    195,372.84/291,303.66 = 178,691.28/x
  3. Step 3: Cross multiply
    195,372.84x = 291,303.66 × 178,691.28
  4. Step 4: Simplify right side
    195,372.84x = 52,053,423,874.08
  5. Step 5: Solve for x
    x = 52,053,423,874.08/195,372.84
  6. Step 6: Final answer
    x = 266,431.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.