Home / 219,052.15-328,422.92-97,406.19

Finding the Fourth Proportional to 219,052.15, 328,422.92 and 97,406.19

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Solution

The fourth proportional to 219,052.15, 328,422.92 and 97,406.19 is: 146,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,052.15 : 328,422.92 = 97,406.19 : x
  2. Step 2: Convert to fraction form
    219,052.15/328,422.92 = 97,406.19/x
  3. Step 3: Cross multiply
    219,052.15x = 328,422.92 × 97,406.19
  4. Step 4: Simplify right side
    219,052.15x = 31,990,424,858.84
  5. Step 5: Solve for x
    x = 31,990,424,858.84/219,052.15
  6. Step 6: Final answer
    x = 146,040.22

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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.