Home / 127,649.35-191,385.36-56,533.24

Finding the Fourth Proportional to 127,649.35, 191,385.36 and 56,533.24

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Solution

The fourth proportional to 127,649.35, 191,385.36 and 56,533.24 is: 84,760.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,649.35 : 191,385.36 = 56,533.24 : x
  2. Step 2: Convert to fraction form
    127,649.35/191,385.36 = 56,533.24/x
  3. Step 3: Cross multiply
    127,649.35x = 191,385.36 × 56,533.24
  4. Step 4: Simplify right side
    127,649.35x = 10,819,634,728.60
  5. Step 5: Solve for x
    x = 10,819,634,728.60/127,649.35
  6. Step 6: Final answer
    x = 84,760.59

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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.