Home / 126,503.06-174,567.40-69,911.06

Finding the Fourth Proportional to 126,503.06, 174,567.40 and 69,911.06

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Solution

The fourth proportional to 126,503.06, 174,567.40 and 69,911.06 is: 96,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,503.06 : 174,567.40 = 69,911.06 : x
  2. Step 2: Convert to fraction form
    126,503.06/174,567.40 = 69,911.06/x
  3. Step 3: Cross multiply
    126,503.06x = 174,567.40 × 69,911.06
  4. Step 4: Simplify right side
    126,503.06x = 12,204,190,927.83
  5. Step 5: Solve for x
    x = 12,204,190,927.83/126,503.06
  6. Step 6: Final answer
    x = 96,473.49

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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.