Home / 126,283.50-174,273.66-69,693.66

Finding the Fourth Proportional to 126,283.50, 174,273.66 and 69,693.66

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Solution

The fourth proportional to 126,283.50, 174,273.66 and 69,693.66 is: 96,178.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,283.50 : 174,273.66 = 69,693.66 : x
  2. Step 2: Convert to fraction form
    126,283.50/174,273.66 = 69,693.66/x
  3. Step 3: Cross multiply
    126,283.50x = 174,273.66 × 69,693.66
  4. Step 4: Simplify right side
    126,283.50x = 12,145,769,207.00
  5. Step 5: Solve for x
    x = 12,145,769,207.00/126,283.50
  6. Step 6: Final answer
    x = 96,178.59

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1.5x scale

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.