Home / 218,475.28-327,712.77-60,703.66

Finding the Fourth Proportional to 218,475.28, 327,712.77 and 60,703.66

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Solution

The fourth proportional to 218,475.28, 327,712.77 and 60,703.66 is: 91,055.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,475.28 : 327,712.77 = 60,703.66 : x
  2. Step 2: Convert to fraction form
    218,475.28/327,712.77 = 60,703.66/x
  3. Step 3: Cross multiply
    218,475.28x = 327,712.77 × 60,703.66
  4. Step 4: Simplify right side
    218,475.28x = 19,893,364,567.74
  5. Step 5: Solve for x
    x = 19,893,364,567.74/218,475.28
  6. Step 6: Final answer
    x = 91,055.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.