Home / 115,925.14-173,881.98-67,920.94

Finding the Fourth Proportional to 115,925.14, 173,881.98 and 67,920.94

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Solution

The fourth proportional to 115,925.14, 173,881.98 and 67,920.94 is: 101,878.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,925.14 : 173,881.98 = 67,920.94 : x
  2. Step 2: Convert to fraction form
    115,925.14/173,881.98 = 67,920.94/x
  3. Step 3: Cross multiply
    115,925.14x = 173,881.98 × 67,920.94
  4. Step 4: Simplify right side
    115,925.14x = 11,810,227,530.66
  5. Step 5: Solve for x
    x = 11,810,227,530.66/115,925.14
  6. Step 6: Final answer
    x = 101,878.05

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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.