Home / 126,536.89-174,622.98-75,554.08

Finding the Fourth Proportional to 126,536.89, 174,622.98 and 75,554.08

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Solution

The fourth proportional to 126,536.89, 174,622.98 and 75,554.08 is: 104,265.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,536.89 : 174,622.98 = 75,554.08 : x
  2. Step 2: Convert to fraction form
    126,536.89/174,622.98 = 75,554.08/x
  3. Step 3: Cross multiply
    126,536.89x = 174,622.98 × 75,554.08
  4. Step 4: Simplify right side
    126,536.89x = 13,193,478,600.76
  5. Step 5: Solve for x
    x = 13,193,478,600.76/126,536.89
  6. Step 6: Final answer
    x = 104,265.87

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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.