Home / 636,974.76-955,462.86-163,664.04

Finding the Fourth Proportional to 636,974.76, 955,462.86 and 163,664.04

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Solution

The fourth proportional to 636,974.76, 955,462.86 and 163,664.04 is: 245,496.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,974.76 : 955,462.86 = 163,664.04 : x
  2. Step 2: Convert to fraction form
    636,974.76/955,462.86 = 163,664.04/x
  3. Step 3: Cross multiply
    636,974.76x = 955,462.86 × 163,664.04
  4. Step 4: Simplify right side
    636,974.76x = 156,374,911,737.55
  5. Step 5: Solve for x
    x = 156,374,911,737.55/636,974.76
  6. Step 6: Final answer
    x = 245,496.24

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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.