Home / 124,313.38-171,497.82-84,012.46

Finding the Fourth Proportional to 124,313.38, 171,497.82 and 84,012.46

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Solution

The fourth proportional to 124,313.38, 171,497.82 and 84,012.46 is: 115,900.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,313.38 : 171,497.82 = 84,012.46 : x
  2. Step 2: Convert to fraction form
    124,313.38/171,497.82 = 84,012.46/x
  3. Step 3: Cross multiply
    124,313.38x = 171,497.82 × 84,012.46
  4. Step 4: Simplify right side
    124,313.38x = 14,407,953,742.84
  5. Step 5: Solve for x
    x = 14,407,953,742.84/124,313.38
  6. Step 6: Final answer
    x = 115,900.27

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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.