Home / 131,100.30-196,657.77-37,603.50

Finding the Fourth Proportional to 131,100.30, 196,657.77 and 37,603.50

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Solution

The fourth proportional to 131,100.30, 196,657.77 and 37,603.50 is: 56,407.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,100.30 : 196,657.77 = 37,603.50 : x
  2. Step 2: Convert to fraction form
    131,100.30/196,657.77 = 37,603.50/x
  3. Step 3: Cross multiply
    131,100.30x = 196,657.77 × 37,603.50
  4. Step 4: Simplify right side
    131,100.30x = 7,395,020,454.20
  5. Step 5: Solve for x
    x = 7,395,020,454.20/131,100.30
  6. Step 6: Final answer
    x = 56,407.35

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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.