Home / 218,318.84-301,169.75-127,615.54

Finding the Fourth Proportional to 218,318.84, 301,169.75 and 127,615.54

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Solution

The fourth proportional to 218,318.84, 301,169.75 and 127,615.54 is: 176,045.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,318.84 : 301,169.75 = 127,615.54 : x
  2. Step 2: Convert to fraction form
    218,318.84/301,169.75 = 127,615.54/x
  3. Step 3: Cross multiply
    218,318.84x = 301,169.75 × 127,615.54
  4. Step 4: Simplify right side
    218,318.84x = 38,433,940,277.92
  5. Step 5: Solve for x
    x = 38,433,940,277.92/218,318.84
  6. Step 6: Final answer
    x = 176,045.00

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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.