Home / 131,474.07-197,068.93-52,501.50

Finding the Fourth Proportional to 131,474.07, 197,068.93 and 52,501.50

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Solution

The fourth proportional to 131,474.07, 197,068.93 and 52,501.50 is: 78,695.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,474.07 : 197,068.93 = 52,501.50 : x
  2. Step 2: Convert to fraction form
    131,474.07/197,068.93 = 52,501.50/x
  3. Step 3: Cross multiply
    131,474.07x = 197,068.93 × 52,501.50
  4. Step 4: Simplify right side
    131,474.07x = 10,346,414,297.14
  5. Step 5: Solve for x
    x = 10,346,414,297.14/131,474.07
  6. Step 6: Final answer
    x = 78,695.47

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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.