Home / 127,556.63-191,377.98-56,469.45

Finding the Fourth Proportional to 127,556.63, 191,377.98 and 56,469.45

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Solution

The fourth proportional to 127,556.63, 191,377.98 and 56,469.45 is: 84,723.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,556.63 : 191,377.98 = 56,469.45 : x
  2. Step 2: Convert to fraction form
    127,556.63/191,377.98 = 56,469.45/x
  3. Step 3: Cross multiply
    127,556.63x = 191,377.98 × 56,469.45
  4. Step 4: Simplify right side
    127,556.63x = 10,807,009,272.71
  5. Step 5: Solve for x
    x = 10,807,009,272.71/127,556.63
  6. Step 6: Final answer
    x = 84,723.23

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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.