Home / 125,966.76-173,830.63-68,604.83

Finding the Fourth Proportional to 125,966.76, 173,830.63 and 68,604.83

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Solution

The fourth proportional to 125,966.76, 173,830.63 and 68,604.83 is: 94,672.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,966.76 : 173,830.63 = 68,604.83 : x
  2. Step 2: Convert to fraction form
    125,966.76/173,830.63 = 68,604.83/x
  3. Step 3: Cross multiply
    125,966.76x = 173,830.63 × 68,604.83
  4. Step 4: Simplify right side
    125,966.76x = 11,925,619,950.79
  5. Step 5: Solve for x
    x = 11,925,619,950.79/125,966.76
  6. Step 6: Final answer
    x = 94,672.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.