Home / 218,066.50-327,099.75-58,142.98

Finding the Fourth Proportional to 218,066.50, 327,099.75 and 58,142.98

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Solution

The fourth proportional to 218,066.50, 327,099.75 and 58,142.98 is: 87,214.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,066.50 : 327,099.75 = 58,142.98 : x
  2. Step 2: Convert to fraction form
    218,066.50/327,099.75 = 58,142.98/x
  3. Step 3: Cross multiply
    218,066.50x = 327,099.75 × 58,142.98
  4. Step 4: Simplify right side
    218,066.50x = 19,018,554,222.26
  5. Step 5: Solve for x
    x = 19,018,554,222.26/218,066.50
  6. Step 6: Final answer
    x = 87,214.47

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1.5x scale

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.