Home / 530,463.12-795,686.88-131,103.92

Finding the Fourth Proportional to 530,463.12, 795,686.88 and 131,103.92

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Solution

The fourth proportional to 530,463.12, 795,686.88 and 131,103.92 is: 196,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,463.12 : 795,686.88 = 131,103.92 : x
  2. Step 2: Convert to fraction form
    530,463.12/795,686.88 = 131,103.92/x
  3. Step 3: Cross multiply
    530,463.12x = 795,686.88 × 131,103.92
  4. Step 4: Simplify right side
    530,463.12x = 104,317,669,060.57
  5. Step 5: Solve for x
    x = 104,317,669,060.57/530,463.12
  6. Step 6: Final answer
    x = 196,653.95

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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.