Home / 271,423.12-374,565.98-148,914.68

Finding the Fourth Proportional to 271,423.12, 374,565.98 and 148,914.68

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Solution

The fourth proportional to 271,423.12, 374,565.98 and 148,914.68 is: 205,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,423.12 : 374,565.98 = 148,914.68 : x
  2. Step 2: Convert to fraction form
    271,423.12/374,565.98 = 148,914.68/x
  3. Step 3: Cross multiply
    271,423.12x = 374,565.98 × 148,914.68
  4. Step 4: Simplify right side
    271,423.12x = 55,778,373,050.59
  5. Step 5: Solve for x
    x = 55,778,373,050.59/271,423.12
  6. Step 6: Final answer
    x = 205,503.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.