Home / 375,484.34-563,300.04-165,121.58

Finding the Fourth Proportional to 375,484.34, 563,300.04 and 165,121.58

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Solution

The fourth proportional to 375,484.34, 563,300.04 and 165,121.58 is: 247,714.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,484.34 : 563,300.04 = 165,121.58 : x
  2. Step 2: Convert to fraction form
    375,484.34/563,300.04 = 165,121.58/x
  3. Step 3: Cross multiply
    375,484.34x = 563,300.04 × 165,121.58
  4. Step 4: Simplify right side
    375,484.34x = 93,012,992,618.86
  5. Step 5: Solve for x
    x = 93,012,992,618.86/375,484.34
  6. Step 6: Final answer
    x = 247,714.71

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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.