Home / 126,550.16-174,623.88-69,953.68

Finding the Fourth Proportional to 126,550.16, 174,623.88 and 69,953.68

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Solution

The fourth proportional to 126,550.16, 174,623.88 and 69,953.68 is: 96,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,550.16 : 174,623.88 = 69,953.68 : x
  2. Step 2: Convert to fraction form
    126,550.16/174,623.88 = 69,953.68/x
  3. Step 3: Cross multiply
    126,550.16x = 174,623.88 × 69,953.68
  4. Step 4: Simplify right side
    126,550.16x = 12,215,583,021.88
  5. Step 5: Solve for x
    x = 12,215,583,021.88/126,550.16
  6. Step 6: Final answer
    x = 96,527.60

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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.