Home / 126,195.04-174,124.92-75,897.28

Finding the Fourth Proportional to 126,195.04, 174,124.92 and 75,897.28

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Solution

The fourth proportional to 126,195.04, 174,124.92 and 75,897.28 is: 104,723.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,195.04 : 174,124.92 = 75,897.28 : x
  2. Step 2: Convert to fraction form
    126,195.04/174,124.92 = 75,897.28/x
  3. Step 3: Cross multiply
    126,195.04x = 174,124.92 × 75,897.28
  4. Step 4: Simplify right side
    126,195.04x = 13,215,607,808.22
  5. Step 5: Solve for x
    x = 13,215,607,808.22/126,195.04
  6. Step 6: Final answer
    x = 104,723.67

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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.