Home / 164,639.27-246,909.90-69,867.92

Finding the Fourth Proportional to 164,639.27, 246,909.90 and 69,867.92

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Solution

The fourth proportional to 164,639.27, 246,909.90 and 69,867.92 is: 104,781.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,639.27 : 246,909.90 = 69,867.92 : x
  2. Step 2: Convert to fraction form
    164,639.27/246,909.90 = 69,867.92/x
  3. Step 3: Cross multiply
    164,639.27x = 246,909.90 × 69,867.92
  4. Step 4: Simplify right side
    164,639.27x = 17,251,081,140.41
  5. Step 5: Solve for x
    x = 17,251,081,140.41/164,639.27
  6. Step 6: Final answer
    x = 104,781.08

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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.