Home / 126,618.96-174,737.16-70,031.44

Finding the Fourth Proportional to 126,618.96, 174,737.16 and 70,031.44

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Solution

The fourth proportional to 126,618.96, 174,737.16 and 70,031.44 is: 96,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,618.96 : 174,737.16 = 70,031.44 : x
  2. Step 2: Convert to fraction form
    126,618.96/174,737.16 = 70,031.44/x
  3. Step 3: Cross multiply
    126,618.96x = 174,737.16 × 70,031.44
  4. Step 4: Simplify right side
    126,618.96x = 12,237,094,936.31
  5. Step 5: Solve for x
    x = 12,237,094,936.31/126,618.96
  6. Step 6: Final answer
    x = 96,645.04

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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.