Home / 127,704.28-191,467.56-56,588.32

Finding the Fourth Proportional to 127,704.28, 191,467.56 and 56,588.32

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Solution

The fourth proportional to 127,704.28, 191,467.56 and 56,588.32 is: 84,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,704.28 : 191,467.56 = 56,588.32 : x
  2. Step 2: Convert to fraction form
    127,704.28/191,467.56 = 56,588.32/x
  3. Step 3: Cross multiply
    127,704.28x = 191,467.56 × 56,588.32
  4. Step 4: Simplify right side
    127,704.28x = 10,834,827,554.90
  5. Step 5: Solve for x
    x = 10,834,827,554.90/127,704.28
  6. Step 6: Final answer
    x = 84,843.10

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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.