Home / 293,719.70-440,579.55-153,521.30

Finding the Fourth Proportional to 293,719.70, 440,579.55 and 153,521.30

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Solution

The fourth proportional to 293,719.70, 440,579.55 and 153,521.30 is: 230,281.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,719.70 : 440,579.55 = 153,521.30 : x
  2. Step 2: Convert to fraction form
    293,719.70/440,579.55 = 153,521.30/x
  3. Step 3: Cross multiply
    293,719.70x = 440,579.55 × 153,521.30
  4. Step 4: Simplify right side
    293,719.70x = 67,638,345,269.42
  5. Step 5: Solve for x
    x = 67,638,345,269.42/293,719.70
  6. Step 6: Final answer
    x = 230,281.95

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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.