Home / 347,488.10-521,569.20-167,700.08

Finding the Fourth Proportional to 347,488.10, 521,569.20 and 167,700.08

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Solution

The fourth proportional to 347,488.10, 521,569.20 and 167,700.08 is: 251,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,488.10 : 521,569.20 = 167,700.08 : x
  2. Step 2: Convert to fraction form
    347,488.10/521,569.20 = 167,700.08/x
  3. Step 3: Cross multiply
    347,488.10x = 521,569.20 × 167,700.08
  4. Step 4: Simplify right side
    347,488.10x = 87,467,196,565.54
  5. Step 5: Solve for x
    x = 87,467,196,565.54/347,488.10
  6. Step 6: Final answer
    x = 251,712.78

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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.