Home / 125,197.95-187,803.77-31,704.51

Finding the Fourth Proportional to 125,197.95, 187,803.77 and 31,704.51

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Solution

The fourth proportional to 125,197.95, 187,803.77 and 31,704.51 is: 47,558.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,197.95 : 187,803.77 = 31,704.51 : x
  2. Step 2: Convert to fraction form
    125,197.95/187,803.77 = 31,704.51/x
  3. Step 3: Cross multiply
    125,197.95x = 187,803.77 × 31,704.51
  4. Step 4: Simplify right side
    125,197.95x = 5,954,226,504.00
  5. Step 5: Solve for x
    x = 5,954,226,504.00/125,197.95
  6. Step 6: Final answer
    x = 47,558.50

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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.