Home / 130,442.76-195,697.08-36,949.32

Finding the Fourth Proportional to 130,442.76, 195,697.08 and 36,949.32

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Solution

The fourth proportional to 130,442.76, 195,697.08 and 36,949.32 is: 55,433.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,442.76 : 195,697.08 = 36,949.32 : x
  2. Step 2: Convert to fraction form
    130,442.76/195,697.08 = 36,949.32/x
  3. Step 3: Cross multiply
    130,442.76x = 195,697.08 × 36,949.32
  4. Step 4: Simplify right side
    130,442.76x = 7,230,874,031.99
  5. Step 5: Solve for x
    x = 7,230,874,031.99/130,442.76
  6. Step 6: Final answer
    x = 55,433.31

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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.