Home / 126,749.56-174,914.40-70,160.94

Finding the Fourth Proportional to 126,749.56, 174,914.40 and 70,160.94

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Solution

The fourth proportional to 126,749.56, 174,914.40 and 70,160.94 is: 96,822.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,749.56 : 174,914.40 = 70,160.94 : x
  2. Step 2: Convert to fraction form
    126,749.56/174,914.40 = 70,160.94/x
  3. Step 3: Cross multiply
    126,749.56x = 174,914.40 × 70,160.94
  4. Step 4: Simplify right side
    126,749.56x = 12,272,157,498.16
  5. Step 5: Solve for x
    x = 12,272,157,498.16/126,749.56
  6. Step 6: Final answer
    x = 96,822.09

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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.