Home / 271,048.09-374,051.77-157,878.13

Finding the Fourth Proportional to 271,048.09, 374,051.77 and 157,878.13

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Solution

The fourth proportional to 271,048.09, 374,051.77 and 157,878.13 is: 217,874.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,048.09 : 374,051.77 = 157,878.13 : x
  2. Step 2: Convert to fraction form
    271,048.09/374,051.77 = 157,878.13/x
  3. Step 3: Cross multiply
    271,048.09x = 374,051.77 × 157,878.13
  4. Step 4: Simplify right side
    271,048.09x = 59,054,593,970.79
  5. Step 5: Solve for x
    x = 59,054,593,970.79/271,048.09
  6. Step 6: Final answer
    x = 217,874.97

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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.