Home / 126,534.96-174,613.32-69,945.12

Finding the Fourth Proportional to 126,534.96, 174,613.32 and 69,945.12

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Solution

The fourth proportional to 126,534.96, 174,613.32 and 69,945.12 is: 96,521.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,534.96 : 174,613.32 = 69,945.12 : x
  2. Step 2: Convert to fraction form
    126,534.96/174,613.32 = 69,945.12/x
  3. Step 3: Cross multiply
    126,534.96x = 174,613.32 × 69,945.12
  4. Step 4: Simplify right side
    126,534.96x = 12,213,349,621.00
  5. Step 5: Solve for x
    x = 12,213,349,621.00/126,534.96
  6. Step 6: Final answer
    x = 96,521.54

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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.