Home / 125,195.45-187,800.01-31,702.01

Finding the Fourth Proportional to 125,195.45, 187,800.01 and 31,702.01

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Solution

The fourth proportional to 125,195.45, 187,800.01 and 31,702.01 is: 47,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,195.45 : 187,800.01 = 31,702.01 : x
  2. Step 2: Convert to fraction form
    125,195.45/187,800.01 = 31,702.01/x
  3. Step 3: Cross multiply
    125,195.45x = 187,800.01 × 31,702.01
  4. Step 4: Simplify right side
    125,195.45x = 5,953,636,776.77
  5. Step 5: Solve for x
    x = 5,953,636,776.77/125,195.45
  6. Step 6: Final answer
    x = 47,554.74

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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.