Home / 127,237.92-175,588.72-70,649.44

Finding the Fourth Proportional to 127,237.92, 175,588.72 and 70,649.44

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Solution

The fourth proportional to 127,237.92, 175,588.72 and 70,649.44 is: 97,496.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,237.92 : 175,588.72 = 70,649.44 : x
  2. Step 2: Convert to fraction form
    127,237.92/175,588.72 = 70,649.44/x
  3. Step 3: Cross multiply
    127,237.92x = 175,588.72 × 70,649.44
  4. Step 4: Simplify right side
    127,237.92x = 12,405,244,738.32
  5. Step 5: Solve for x
    x = 12,405,244,738.32/127,237.92
  6. Step 6: Final answer
    x = 97,496.44

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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.