Home / 126,501.75-174,570.08-69,911.91

Finding the Fourth Proportional to 126,501.75, 174,570.08 and 69,911.91

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Solution

The fourth proportional to 126,501.75, 174,570.08 and 69,911.91 is: 96,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,501.75 : 174,570.08 = 69,911.91 : x
  2. Step 2: Convert to fraction form
    126,501.75/174,570.08 = 69,911.91/x
  3. Step 3: Cross multiply
    126,501.75x = 174,570.08 × 69,911.91
  4. Step 4: Simplify right side
    126,501.75x = 12,204,527,372.09
  5. Step 5: Solve for x
    x = 12,204,527,372.09/126,501.75
  6. Step 6: Final answer
    x = 96,477.14

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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.