Home / 374,329.15-561,411-108,031.73

Finding the Fourth Proportional to 374,329.15, 561,411 and 108,031.73

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Solution

The fourth proportional to 374,329.15, 561,411 and 108,031.73 is: 162,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,329.15 : 561,411 = 108,031.73 : x
  2. Step 2: Convert to fraction form
    374,329.15/561,411 = 108,031.73/x
  3. Step 3: Cross multiply
    374,329.15x = 561,411 × 108,031.73
  4. Step 4: Simplify right side
    374,329.15x = 60,650,198,763.98
  5. Step 5: Solve for x
    x = 60,650,198,763.98/374,329.15
  6. Step 6: Final answer
    x = 162,023.71

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1.5x scale

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.