Home / 126,353.96-174,365.13-69,764.12

Finding the Fourth Proportional to 126,353.96, 174,365.13 and 69,764.12

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Solution

The fourth proportional to 126,353.96, 174,365.13 and 69,764.12 is: 96,272.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,353.96 : 174,365.13 = 69,764.12 : x
  2. Step 2: Convert to fraction form
    126,353.96/174,365.13 = 69,764.12/x
  3. Step 3: Cross multiply
    126,353.96x = 174,365.13 × 69,764.12
  4. Step 4: Simplify right side
    126,353.96x = 12,164,429,853.14
  5. Step 5: Solve for x
    x = 12,164,429,853.14/126,353.96
  6. Step 6: Final answer
    x = 96,272.64

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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.