Home / 219,239.18-328,867.92-69,476.16

Finding the Fourth Proportional to 219,239.18, 328,867.92 and 69,476.16

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Solution

The fourth proportional to 219,239.18, 328,867.92 and 69,476.16 is: 104,217.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,239.18 : 328,867.92 = 69,476.16 : x
  2. Step 2: Convert to fraction form
    219,239.18/328,867.92 = 69,476.16/x
  3. Step 3: Cross multiply
    219,239.18x = 328,867.92 × 69,476.16
  4. Step 4: Simplify right side
    219,239.18x = 22,848,480,228.79
  5. Step 5: Solve for x
    x = 22,848,480,228.79/219,239.18
  6. Step 6: Final answer
    x = 104,217.14

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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.