Home / 126,204.72-174,162.24-69,616.32

Finding the Fourth Proportional to 126,204.72, 174,162.24 and 69,616.32

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Solution

The fourth proportional to 126,204.72, 174,162.24 and 69,616.32 is: 96,070.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,204.72 : 174,162.24 = 69,616.32 : x
  2. Step 2: Convert to fraction form
    126,204.72/174,162.24 = 69,616.32/x
  3. Step 3: Cross multiply
    126,204.72x = 174,162.24 × 69,616.32
  4. Step 4: Simplify right side
    126,204.72x = 12,124,534,231.76
  5. Step 5: Solve for x
    x = 12,124,534,231.76/126,204.72
  6. Step 6: Final answer
    x = 96,070.37

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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.