Home / 271,548.13-407,357.95-100,746.59

Finding the Fourth Proportional to 271,548.13, 407,357.95 and 100,746.59

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Solution

The fourth proportional to 271,548.13, 407,357.95 and 100,746.59 is: 151,133.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,548.13 : 407,357.95 = 100,746.59 : x
  2. Step 2: Convert to fraction form
    271,548.13/407,357.95 = 100,746.59/x
  3. Step 3: Cross multiply
    271,548.13x = 407,357.95 × 100,746.59
  4. Step 4: Simplify right side
    271,548.13x = 41,039,923,824.74
  5. Step 5: Solve for x
    x = 41,039,923,824.74/271,548.13
  6. Step 6: Final answer
    x = 151,133.15

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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.