Home / 127,404.28-175,416.26-115,594.44

Finding the Fourth Proportional to 127,404.28, 175,416.26 and 115,594.44

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Solution

The fourth proportional to 127,404.28, 175,416.26 and 115,594.44 is: 159,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,404.28 : 175,416.26 = 115,594.44 : x
  2. Step 2: Convert to fraction form
    127,404.28/175,416.26 = 115,594.44/x
  3. Step 3: Cross multiply
    127,404.28x = 175,416.26 × 115,594.44
  4. Step 4: Simplify right side
    127,404.28x = 20,277,144,341.59
  5. Step 5: Solve for x
    x = 20,277,144,341.59/127,404.28
  6. Step 6: Final answer
    x = 159,155.91

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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.