Home / 125,300.10-187,930.70-36,544.34

Finding the Fourth Proportional to 125,300.10, 187,930.70 and 36,544.34

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Solution

The fourth proportional to 125,300.10, 187,930.70 and 36,544.34 is: 54,810.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,300.10 : 187,930.70 = 36,544.34 : x
  2. Step 2: Convert to fraction form
    125,300.10/187,930.70 = 36,544.34/x
  3. Step 3: Cross multiply
    125,300.10x = 187,930.70 × 36,544.34
  4. Step 4: Simplify right side
    125,300.10x = 6,867,803,397.24
  5. Step 5: Solve for x
    x = 6,867,803,397.24/125,300.10
  6. Step 6: Final answer
    x = 54,810.84

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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.