Home / 271,640.18-374,907.84-150,820.58

Finding the Fourth Proportional to 271,640.18, 374,907.84 and 150,820.58

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Solution

The fourth proportional to 271,640.18, 374,907.84 and 150,820.58 is: 208,157.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,640.18 : 374,907.84 = 150,820.58 : x
  2. Step 2: Convert to fraction form
    271,640.18/374,907.84 = 150,820.58/x
  3. Step 3: Cross multiply
    271,640.18x = 374,907.84 × 150,820.58
  4. Step 4: Simplify right side
    271,640.18x = 56,543,817,875.35
  5. Step 5: Solve for x
    x = 56,543,817,875.35/271,640.18
  6. Step 6: Final answer
    x = 208,157.05

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1.5x scale

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.